Professor Michael Morgan FRS
Department of Optometry and Visual Science
Applied Vision Research Centre
The City University
London EC1V 0HB
http://www.staff.city.ac.uk/~morgan/
m.morgan@city.ac.uk
1. Name Michael John Morgan
2. Current Position:. Professor of Visual Psychophysics, The City University
3. Appointed 1/10/2000
4. Age, Gender and D.O.B 62, Male, 25/8/42
5. Place of birth : Cardiff, Glamorgan
6. Degrees:
B.A. (Cambridge, 1964: First Class in both parts of Natural Sciences Tripos)
M.A (Cambridge, 1968);
Ph.D (Department of Experimental Psychology, University of Cambridge), 1969
Sc.D (Cambridge, 1994)
7. Career
University of Cambridge: Assistant in Research (1965-1971)
Fellow & Tutor, Queens' College (1967-1974), University Lecturer ('71-78)
Professor of Psychology and Head of Department, University of Durham (1978-1981);
Professor of Psychology, University College London ('81-'89)
Professorial Fellow, University of Edinburgh (1989-1993)
Professor of Visual Psychophysics, Institute of Ophthalmology and Department of
Anatomy/Developmental Biology, University College London (1993-2000).
Professor of Visual Psychophysics, City University (2000-)
Overseas appointments: Assistant Professor, McGill University ('69-'70)
Visiting Professor, UCSD (San Diego) (1987);
Visiting Professor, McGill University (Jan-March, 1988);
Visiting scientist, Smith-Kettlewell Eye Research Institute, San Francisco May-June 1993
8. Research Interests: Experimental Psychology, especially Vision.
9. Grant Support
Experience and resistance to satiation in the rat (MRC, 1973-76).
Social interactions in the rat and later behaviour (SERC, 1977-80).
Visual perception and eye movements (MRC, 1978-81).
Mechanisms of spatial interpolation and acuity in the visual perception of
movement (MRC, 1979-82).
Visual pattern acuity and interpolation (MRC, 1983-87)
The intensity response function and early stages of human spatial vision
(MRC, 1983-87).
Mechanisms of size judgements in human vision (MRC, 1987-1990).
Psychophysical investigations of human motion perception (MRC, 19871990).
MRC "A computational investigation of natural surface reflectance"
£55,512; 1/1/90 for 3 years; Grant holders: M.J. Morgan; Prof. D.J.
Wallace (Physics); Dr. E. Milton (Southampton)
SERC "The role of edge corners and curves in low-level vision" £25,601; 3
year grant, terminating 31/12/90; Grant holders: M.J. Morgan, Prof. R. Watt (Stirling)
SERC "Recognition of faces using principles of low-level vision"
£130,931;1/12/89-30/11/93; Grant holders: M.J. Morgan, Prof. R.J. Watt (Stirling)
SERC "Integration of spatially-distributed image features" £65, 444 (1990-1994)
BBSRC: "Second stage filtering in human vision" (1994-1997)
MRC: "Visual constancy and self-calibration in displays simulating optic flow" (1995-1998)
MRC Programme Grant: "Functional anatomy of the visual cortex (5 years from 1/6/95) (joint
with Prof. Lund).
Biomed 2 Programme of the European Community: Visual Information Processing of Movement.
380,000 ECU's (1997-2000).
BBSRC: Mechanisms of elementary motion detection in human vision. (£163116; 2/10/982/10/2001).
EPSRC Mechanisms of Selective Attention and Texture Processing in Early Vision (£167K;
1/10/200-29/09/04)
EPSRC Mechanisms of Selective Attention and Signal Detection in Human Vision (£77K
1/3/2002 for 254 months).
10. Teaching
I have taught courses in Cambridge, Durham, UCL, McGill and UCSD,
covering Perception, Animal Learning, Animal Behaviour, The Structure
and Function of the Nervous System, History & Philosophy of Psychology.
I have also taught a variety of laboratory classes in Experimental
Psychology. In Queens' College Cambridge I was also Tutor to Medical
Students. I taught a Vision module in the Neurosciences
Honours Course at Edinburgh, and was joint organizer (with Prof. A.
Manning) of a course on "Brain & Behaviour".
11. Postgraduate students supervised:
(1) I.C.McManus ('74-'78; now senior lecturer at UCL/IC) (2)
D. Rapp ('75-'78) (3) P. Hepper ('78-'81; now senior lecturer at Queen's
Belfast) (4) A. Humphries ('78-'81) (5) S. Chivers ('78-'81) (6) A. Sidwell
('78-'81; now at APU) (7) V. Sharpe ('82-'86) (8) W. Smith ('86-'89; now at
U. of Surrey) (8) T. MacPherson('86-'90; now at U. of Surrey) (9)
A.Paakkonen ('90-'93) (10) P. Lunn (1991); (11) U. Köppl (1992)
12. Administrative experience:
Head of Department, University of Durham; Director of Postgraduate
Studies, UCL; Technical Staffing, UCL. Scientific Affairs Board, British
Psychological Society; Neurobiology and Mental Health Board, MRC;
Animal Sciences and Psychology Sub-committee (SERC); British
Psychological Society working party on Corporal Punishment; Committee
member and European liaison officer of Experimental Psychology Society;
SERC Biological Sciences Committee (1990- British Psychological Society
Working Party on the Undergraduate Curriculum in Psychology; Chairman
of Image Interpretation Initiative of SERC.
13. Editorial Work on Journals:
Editorial Boards of: Perception, Quarterly Journal . of
Experimental Psychology, British Journal of Psychology, Vision Research,
Journal of Theoretical Biology, and the new electronic journal ‘Vision’
14. Invited talks
I have given Research Talks at most major British Universities, and abroad
at the Universities of Rochester, UCSD, UC Irvine, Freiburg, Paris,
McGill, Dalhousie, NYU, City University (NY), Oklahoma, and Western
Australia.
Presidential Address to Psychology Section of BAAS.
Other invited talks include: The Westheimer Symposium, Berkeley, 1989;
Royal Society meeting on Vision, 1980; British Psychological Society,
1987; Cold Spring Harbor Course on Computational Vision, 1987 & 1989;
Rank Prize Funds meeting on Visual Coding and Efficiency, 1987; Fyssen
Foundation meeting on Vision, Paris, 1987; Rousell meeting on Chirality,
Paris, 1971; Societé francaise de Psychologie, Paris, 1989; British Machine
Vision Association, London 1990; CIBA Foundation meeting on Laterality
(London, Feb 1991)
:“Y-a-t-il une metrique pour l’espace visual?’ College de France, Jan 1998
15. Examining
During the period 1975 to the present, I have been external examiner for
PhD degrees at the Universities of Oxford, Cambridge, Ulster, St Andrews,
Leeds, London, Sheffield, Western Australia and Edinburgh, and External
Examiner for Undergraduate Psychology Degrees at Oxford, Cambridge,
Reading, St. Andrews, Sheffield, Exeter, Brunel, and Manchester
Universities. Over the summer of 1992 I shall be examining two PhD's at
the University of Oxford, and one (on the development of asymmetry in
Amphibia) at the University of London. I have also examined PhD
dissertations at the Universities of Paris and Louvain.
Current: Part II Experimental Psychology, University of Cambridge
16. Miscellaneous
President of the Psychology Section of the BAAS in 1987. I was the invited
organiser of the Rank Prize Funds (Optoelectronics) meeting on
"Hyperacuity". I was co-organizer (with A. Derrington) of an SERC Summer School
in Image Interpretation. Suggested and chaired
CIBA symposium "Higher-order processing in the visual system" (1993).
Elected President of The Experimental Psychology Society, 1993.
President's Award of the British Psychological; Society, 1993.
Elected Fellow of the Royal Society, 2005
17. Languages
I am fluent in French , and I hold a certificate of competence in German from the University
of Heidelberg.
PUBLICATIONS
(1) Books
Morgan, M. J. (1977). Molyneux's Question: vision, touch and the philosophy of perception.
Cambridge: Cambridge University Press.
Morgan, M.J. (2003) The Space Between Our Ears' (winner of the Wellcome Turst Book Prize). London:
Weidenfled and Nicholson. See http://www.brainspaces.pwp.blueyonder.co.uk/
(2) Research publications (chronological order)
Pre-1990
Humphrey, N. K. and Morgan, M. J. (1965). Constancy and the geometric illusions. Nature 206, 744-745.
Morgan, M. J. (1968). Negative reinforcement. In (L.Weiskrantz Ed) The analysis of behavioral
change. NY:Harper & Row.
Morgan, M. J. (1969). Motivation. Cambridge Research. 5, 11-13.
Morgan, M. J. (1969). Estimates of length in a modified Muller-Lyer figure. Amer.J.Psychol. 82, 380-384.
Morgan, M. J. and Firsoff, G. I. (1970). A comparison between the reinforcing and discriminative functions of
a stimulus. Learning and Motivation 1, 248-260.
Morgan, M. J. (1970). Fixed-interval schedules and delay of reinforcement. Quart.J.exp.Psychol. 22, 663-673.
Corballis, M. C., Miller, A. and Morgan, M. J. (1971). The role of left-right orientation in interhemispheric
matching of visual information. Percept.Psychophys. 10, 385-388.
Morgan, M. J. (1972). Fixed-ratio performance under conditions of delayed reinforcement. J.exp.Analysis
Behav. 17, 95-98.
Lea, S. E. G. and Morgan, M. J. (1972). The measurement of rate-dependent changes in responding. In
(J.Millenson and R.Gilbert Eds) Reinforcement:behavioral analyses. NY: Academic Press.
Morgan, M. J., Oliver, R. F. and O'Donnell, J. (1973). Embryological development of left-right asymmetry in
the frog. J.comp.Neurol. 149, 203-214.
Morgan, M. J. (1973). Effects of preweaning environment on learning in the rat. Animal Behav. 21, 429-442.
Morgan, M. J. (1974). Effects of random reinforcement sequences. J.exp.Analysis Behav. 22, 301-310.
Morgan, M. J. (1974). Resistance to satiation. Animal Behav. 22, 449-466.
Morgan, M. J. (1978). Genetic models of inheritance should be asymmetrical. Behav.Brain Sci. 2, 325-336.
Morgan, M. J. (1974). Do animals like to work for their food?. Learning and Motivation 5, 353-368.
Morgan, M. J. and Thompson, P. (1975). Apparent motion and the Pulfrich effect. Perception 4, 3-18.
Morgan, M. J. (1975). Stereoillusion based upon visual persistence. Nature 256, 639-640.
Morgan, M. J., Einon, D. F. and Nicholas, D. (1975). The effects of isolation rearing on behavioral inhibition
in the rat. Quart.J.exp.Psychol. 27, 615-634.
Bruce, V. G. and Morgan, M. J. (1975). Violations of symmetry and repetition in visual patterns. Perception 4,
239-249.
Sahakian, B., Robbins, T. W., Morgan, M. J. and Iversen, S. D. (1975). The effects of psychomotor
stimulants on stereotypy and locomotor activity in socially-deprived rats. Brain Research 84, 190-205.
Einon, D. F., Morgan, M. J. and Sahakian, B. J. (1975). The development of inter-session habituation and
emergence in socially-reared and isolated rats. Devel. Psychobiol. 8, 553-559.
Morgan, M. J. and Einon, D. F. (1975). Incentive motivation and behavioral inhibition in socially-isolated
rats. Physiol. and Behav. 15, 404-409.
Tye, N. and Morgan, M. J. (1975). Chlordiazepoxide and preference for free food in the rat. Pharm. Biochem
and Behav. 3, 1149-1151.
Morgan, M. J. (1976). Embryology and inheritance of asymmetry. In (S.Harnad Ed) Lateralisation in the
nervous system. Academic Press.
Morgan, M. J. (1976). Pulfrich effect and the filling in of apparent motion. Perception 5, 187-195.
Morgan, M. J. and Einon, D. F. D. (1976). Activity and exploration in thyroid-deficient and socially-isolated
rats. Physiol. and Behav. 16, 107-110.
Einon, D. F. and Morgan, M. J. (1976). Habituation of object contact in socially-reared and isolated rats.
Anim.Behav. 24, 415-420.
Morgan, M. J., Lea, S. E. G. and Nicholas, D. (1976). Choice of extinction signalling stimuli by rats
Learning and Motivation, 7, 31-49.
Einon, D. F., Stewart, J., Atkinson, S. and Morgan, M. J. (1976). Effects of isolation on barbiturate
anaesthesia in the rat. Psychopharm. 50, 85-88.
Morris, R., Einon, D. and Morgan, M. J. (1976). Persistent behaviour in extinction after partial deprivation in
training. Quart.J.exp.Psychol. 28, 633-642.
Morgan, M. J., Ward, R. M. and Brussel, E. M. (1976). The aftereffect of tracking eye movements. Perception
5, 309-317.
Morgan, M. J., Fitch, M. D., Holman, J. G. and Lea, S. E. G. (1976). Pigeons learn the concept of an 'A'.
Perception 5, 57-66.
Morgan, M. J. (1977). Differential visual persistence between the two eyes: a model for the Fertsch-Pulfrich
effect. J.exp.Psychol. 3, 484-495.
Einon, D. F. and Morgan, M. J. (1977). A critical period for social isolation. Devel. Psychobiol. 10, 123-132.
Morgan, M. J., Einon, D. F. and Morris, R. G. M. (1977). Inhibition and isolation rearing in the rat:
extinction and satiation. Physiol.Behav. 18, 1-6.
Mollon, J., Polden, P. and Morgan, M. J. (1977). Electro-optic shutters and filters. Quart.J.exp.Psychol. 29,
147-156.
Morgan, M. J. and Turnbull, D. F. (1978). Smooth eye tracking and the perception of motion in the absence of
real movement. Vision Research 18, 1053-1059.
Corballis, M. C. and Morgan, M. J. (1978). On the biological basis of human laterality: I. Evidence for a
maturational left-right gradient. Behav.Brain Sci. 2, 261-336.
Morgan, M. J. and Corballis, M. C. (1978). On the biological basis of human laterality: II. The mechanisms
of inheritance. Behav.Brain Sci. 2, 261-336.
Einon, D. F. and Morgan, M. J. (1978). Early isolation produces enduring hyperactivity in the rat.
Quart.J.exp.Psychol. 30, 151-156.
Einon, D. F., Morgan, M. J. and Kibbler, C. (1978). Brief periods of socialization and later behaviour in the
rat. Devel. Psychobiol.. 11, 213-.
Einon, D. F. and Morgan, M. J. (1978). Habituation under different levels of stimulation in socially-reared and
isolated rats: a test of the arousal hypothesis. Behav. Biol. 22, 553-558.
Morgan, M. J. and Ward, R. M. (1978) . Perceptual effects of smooth eye movement in the absence of a target.
Nature, 274, 158-159.
Morgan, M. J. (1979). Motivational processes. In (A.Dickinson and R.Boakes Eds) Mechanisms of
Learning and Motivation. Earlbaum (pp 171-201).
Morgan, M. J. (1979). Perception of continuity in stroboscopic motion: a temporal frequency analysis. Vision
Research 19, 491-500.
Morgan, M. J. (1979). The two spaces. In (N.Bolton Ed) Philosophical problems in Psychology.
London: Methuen. pp 68-88.
Morgan, M. J. and Nicholas, D. J. (1979). Discrimination between reinforced action patterns in the rat.
Learning and Motivation 10, 1-22.
Einon, D. F., Will, B. E. and Morgan, M. J. (1980). Effects of post-operative environment on recovery from
dorsal hippocampal lesions in young rats. Quart.J.exp.Psychol. 32, 137-148.
Morgan, M. J. (1980). Analogue models of motion perception. Phil.Trans.Roy.Soc. B 290, 117-135.
Morgan, M. J. (1980). Spatiotemporal filtering and the interpolation effect in apparent motion. Perception 9,
161-174.
Morgan, M. J. (1980). Phenomenal Space. In (B.D. Josephson and V.S. Ramachandran Eds) Consciousness
and the Physical World. Oxford: Pergamon. pp. 177-192.
Morgan, M. J. and Ward, R. M. (1980). Conditions for motion detection in dynamic visual noise. Vision Research
20, 431-435.
Morgan, M. J. and Ward, R. M. (1980). Interocular delay produces depth in subjectively-moving noise patterns.
Quart.J.exp.Psychol. 32, 387-395.
Morgan, M. J. (1981). How pursuit eye movements can convert temporal into spatial information. In
(D.F.Fisher et al.Eds) Eye movements:Cognition and Visual Perception. Hillsdale NJ:
Earlbaum.
Morgan, M. J. (1981). Vernier acuity and stereopsis with discontinuously moving stimuli. Acta Psychologica
48, 57-67.
Harris, L.R., Morgan, M.J. and Still, A.W. (1981). Moving and the motion after-effect. Nature (Lond),293,
139-141.
Morgan, M. J. and Watt, R. M. (1982). Hyperacuity for luminance phase angle. Vision Research 22, 863-866.
Morgan, M. J., Findlay, J. M. and Watt, R. J. (1982). Aperture viewing: a review and a synthesis.
Quart.J.exp.Psychol. 34A, 211-233.
Morgan, M. J. and Watt, R. J. (1982). . Effects of motion sweep duration and number of stations upon
interpolation in discontinuous motion. Vision Research 22, 1277-1284.
Morgan, M. J. and Watt, R. J. (1982). Mechanisms of interpolation in human spatial vision . Nature 299,
553-555.
Morgan, M. J. and Watt, R. J. (1982). The modulation transfer function of a display oscilloscope. Vision Research
22, 1083-1085.
Morgan, M. J. (1983). Mental rotation: a computationally plausible account of transformation through
intermediate steps. Perception 12, 203-211.
Morgan, M. J., Watt, R. J. and McKee, S. P. (1983). Exposure duration affects the sensitivity of vernier acuity
to target motion. Vision Research 23, 541-546.
Watt, R. J. and Morgan, M. J. (1983). Mechanisms responsible for the assessment of visual location:theory
and evidence . Vision Research 23, 97-109.
Watt, R. J. and Morgan, M. J. (1983). The recognition and representation of edge blur:evidence for spatial
primitives in vision . Vision Research 23, 1465-1477.
Watt, R. J., Morgan, M. J. M. and Ward, R. M. (1983). The use of different cues in vernier acuity . Vision
Research 23, 991-995.
Watt, R. J., Morgan, M. J. M. and Ward, R. M. (1983). Stimulus features that determine the visual location of
a bright bar Invest.Ophthal.Vis.Sci. 24, 66-71.
Morgan, M. J. and Watt, R. J. (1983). On the failure of spatio-temporal interpolation: a filtering model. Vision
Research 23, 997-1003.
Casco, C. and Morgan, M. J. (1984). The relationship between space and time in the perception of stimuli
moving behind a slit. Perception 13, 429-441.
Morgan, M. J. and Watt, R. J. (1984). Spatial frequency interference effects and interpolation in vernier acuity
Vision Research 24, 1911-1919.
Watt, R. J. and Morgan, M. J. (1984). Spatial filters and the localization of luminance changes in human
vision . Vision Research 24, 1387-1397.
Morgan, M. J., Mather, G., Moulden, B. and Watt, R. J. (1984). Intensity-response nonlinearities and the
theory of edge localization . Vision Research 24, 713-719.
Morgan, M. J. and Ward, R. M. (1985). Spatial and spatial-frequency primitives in spatial-interval
discrimination . J.opt.Soc.Am. 2, 1205-1210.
Morgan, M. J. and Aiba, T. S. (1985). Vernier acuity predicted from changes in the light distribution of the
retinal image Spatial Vision 1, 151-161.
Watt, R. J. and Morgan, M. J. (1985). A theory of the primitive spatial code in human vision. Vision Research
25, 1661-1674.
Morgan, M. J. and Aiba, T. S. (1985). Positional acuity with chromatic stimuli . Vision Research 25, 689-695.
Morgan, M. J. (1986). Positional acuity without monocular cues Perception 15, 157-162.
Morgan, M. J. (1986). The detection of spatial discontinuities: interactions between contrast and spatial
contiguity . Spatial Vision 1, 291-303.
Morgan, M. J. and Moulden, B. (1986). The Munsterberg figure and twisted cords . Vision Research 26,
1793-1800.
Mather, G. and Morgan, M. J. (1986). Irradiation: implications for theories of edge localization. Vision Research
26, 1007-1015.
Morgan, M. and Regan, D. (1987). Opponent model for line interval discrimination: interval and vernier
performance compared . Vision Research 27, 107-118.(MRC)
Casco, C. and Morgan, M.J. (1987) Detection of moving local density differences in dynamic random patterns
by human observers. Perception, 16, 711-717.(MRC)
Morgan, M. J. and McManus, I. C. (1988). The relationship between handedness and brainedness. In
(F.C.Whurr et al Eds) Aphasia. London: Whurr (pp. 85-130).
Morgan, M. J. and Hotopf, N. H. (1989). Perceived diagonals in grids and lattices. Vision Research,29,10051015.(MRC)
Morgan, M.J. and Benton, S. (1989) Motion deblurring in human vision. Nature, 340, 385-386.(MRC)
Casco, C., Morgan, M.J.and Ward, R.M. (1989) Spatial properties of mechanisms for detection of moving dot
targets in dynamic visual noise. Perception, 18, 285-291.(MRC)
Morgan, M. J. and Watt, R. J. (1989). The Weber's Law for distance is not an artefact of eccentricity. Vision
Research,29,1457-14 (MRC)
1990
Morgan, M.J., Hole, G.J. & Ward, R.M. (1990) Evidence for positional encoding in hyperacuity.
J.opt.Soc.Am.,A, 7,297-304. (MRC)
Shapley, R., Caelli, T., Grossberg, S., Morgan, M.J. and Rentschler I.(1990) Computational Theories of
Perception. In: (L. Spillman and W. Wooton, Eds.) Visual Perception: The Neurophysiological
Foundations. (Academic Press)
Morgan, M.J., Hole, G.J. & Glennerster, A. (1990) Biases and sensitivities in geometrical illusions. Vision
Research, 30, 1793-1810.(MRC)
Morgan,M.J. & Casco,C. (1990) Spatial filtering and spatial primitives in early vision. Proc. Roy. Soc.
B.,242,1-10.
Morgan, M. J. (1990). Hyperacuity. In (D.Regan Ed) Spatial Vision. London: Macmillan.
1991
Morgan, M.J., Ross, J and Hayes, A. (1991) The relative importance of local phase and local amplitude in
patchwise image reconstruction. Biological Cybernetics, 65, 113-119
Morgan, M.J. & Glennerster, A. (1991) Efficiency of locating centres of dot-clusters by human observers.
Vision Research, 31,2075-2083.
Morgan, M.J. (1991) The asymmetrical genetic determination of laterality: flatfish, frogs and human handedness.
In: (G.R. Bock & J. Marsh, Eds.) Biological Asymmetry and Handedness. Chichester: Wiley (pp 234-250).
1992
Morgan, M.J. (1992) Spatial filtering precedes motion detection. Nature, 355, 344-346.
Morgan, M.J. & Cleary, R. (1992) Effects of contrast substitution upon motion detection in spatially random
patterns. Vision Research,32, 639-643.(MRC)
Morgan, M.J. & Cleary, R. (1992) Effects of colour substitutions upon motion detection in spatially random
patterns. Vision Research, 32, 815-821.(MRC)
Morgan, M.J. & Fahle, M. (1992) Effects of pattern-element density upon displacement limits for motion
detection in random binary luminance patterns. Proc.Roy.Soc.B.,248,189-198.
Morgan, M.J., Adam, A. & Mollon, J.D. (1992) Dichromats break colour-camouflage of textural boundaries.
Proc. Roy.Soc.B., 248, 291-295.
Morgan, M.J. (1992) On the scaling of size judgments by angular cues. Vision Research, 32,1433-1455
1993
Harris, J. & Morgan, M.J. (1993) Stereo and motion disparities interfere with positional averaging. Vision
Research,33, 309-312
Morgan, M.J. & Cleary, R.F. (1992) Ambiguous motion in a 2-frame motion sequence. Vision Research, 32,
2195-2198
Ross, J., Speed, H.D. & Morgan, M.J. (1993) The effects of adaptation and masking on incremental thresholds
for contrast. Vision Research, 33, 2051-2056
Bowns, L. & Morgan, M.J. (1993) Facial features and axis of symmetry extracted using natural orientation
information. Biological Cybernetics, 70, 137-144.
1994
Morgan,M.J. & Paakkonen, A. (1994) Effects of motion on blur discrimination. J.Opt.Soc.Am.A., 11, 992-1002.
Morgan, M.J. & Mather, G.M. (1994) Motion detection in two-frame sequences with differing spatial-frequency
content. Vision Research, 34,197-208.
Morgan, M.J., Ward, R.M. & Cleary, R.F.(1994) Motion displacement thresholds predicted from the displacement
of centroids. Vision Research, 34, 747-749
Morgan, M.J. & Ingle, G. (1994) What direction of motion do we see if luminance but not colour is reversed during
displacement? Psychophysical evidence for a signed-colour input to motion detection. Vision Research, 34, 25272535.
1995
Morgan,M.J. & Dresp, B. (1995) Contrast detection facilitation by spatially-separated targets and inducers. Vision.
Research, 35, 1019-1024.
Morgan, M.J., Medford,A. & Newsome, P. (1995) The orthogonal orientation shift and spatial filtering. Perception,
24. 513-524.
Keeble,D.R.T., Kingdom, F.A.A., Moulden, B. & Morgan, M.J. (1995) Detection of orientationally multimodfal
textures. Vision Research, 14, 1991-2005.
Morgan, M.J. & Castet, E. (1995) Stereoscopic depth perception at high velocities. Nature, 378, 380-383.
Morgan, M.J. & Lunn, P.D. (1995) "The analogy between stereo and brightness": a reexamination. Perception
24,901-904.
Morgan,M.J. & Tyler, C.W. (1995) Mechanisms for dynamic stereomotion respond selectively to horizontal
velocity components. Proc. Roy.Soc. Lond.B, 262, 371-376.
Morgan,M.J. (1995) Energetic Motion Detection. Nature (Scientific Correspondence), 378, 671-672.
1996
Fahle, M. & Morgan, M.J. (1996) No transfer of perceptual learning between similar stimuli in the same retinal
position. Current Biology, 6, 292-297.
Lunn, P. D., & Morgan, M. J. (1996). Discrimination of the spatial derivatives of horizontal spatial disparity. J. Opt.
Soc. Am. 14, 1-12.
Castet, E. & Morgan, M.J.(1996) Apparent speed of Type I symmetrical plaids. Vision Research, 36, 223-232
1997
Burr, D.C. & Morgan, M.J. (1997) Motion deblurring in human vision. Proc. Roy. Soc. Lond, ,264B, 431-436
Morgan,M.J. and Castet, E. (1997) The aperture problem in stereopsis. Vision Research, 37, 2737-2744.
Morgan,M.J., Perry,R. & Fahle,M, (1997) The spatial limit for motion detection in noise depends on element size,
not spatial frequency. Vision Research, 37, 729-736
Keeble, DRT, Kingdom,F & Morgan, MJ, (1997) The orientational resolution of human texture perception, Vision
Research, 37,2993-3007
Morgan, M.J. & Baldassi, S. (1997) How the human visual system encodes the orientation of a texture and why it
makes mistakes. Current Biology, 7, 999-1002.
Morgan,M.J., Mason, A.J.S. & Solomon, J.S. (1997) Blindsight in normal observers? Nature, 385,401-402.
Morgan,M.J. & Watt,R.J. (1997) The combination of filters in early vision: a retrospective analysis of the MIRAGE
model. Vision Research, 26,1073-1088.
Solomon, J. A., Lavie, N. & Morgan, M. J. (1997). Contrast discrimination function: spatial cuing effects.
Journal of the Optical Society of America, 9, 2443-2448.
1998
Morgan, M.J., Castet, E. & Ward, R.M. (1998) Visual search for a tilted target: tests of the spatial uncertainty
model. Quart.J. Exp. Psychol., 51, 347-371.
Solomon, J. S., Watson, A. B. & Morgan, M. J. (1998). Transducer model produces facilitation from opposite
sign flanks. Vision Research, 39, 987-92.
.
1999
Morgan, M.J. (1999) The Poggendorff illusion: a bias in the estimation of the orientation of virtual lines by
second-stage filters. Vision Research, 39,2361-2380.
Wuerger, S.M. & Morgan, M.J. (1999) Input of long- and middle-wavelength cones to orientation discrimination. J.
Opt. Soc. Am., 16, 436-442.
Morgan, M.J. & Chubb, C. (1999) Contrast facilitation in motion detection: evidence for a Reichardt detector in
human vision. Vision Research, 39., 4217-4231.
Johnston, A., Benton C.P. & Morgan, M.J. (1999) Concurrent measurement of perceived speed and speed
discrimination using the method of constant stimuli. Vision Research, 39, 3849-3854.
Solomon, J.S. & Morgan, M.J. (1999) Dichoptically-cancelled motion. Vision Research, 39, 2293-2297.
Burr, D.C., Morgan, M.J. & Morone, C. (1999) Saccadic suppression precedes motion analysis. Current Biology,
9,1207-1209
2000
Solomon, J.A. & Morgan, M.J. (2000) Facilitation from collinear flanks is cancelled by non-collinear flanks
Vision Research, 40, 279-286
Morgan, M.J. & Fahle, M. (2000). Motion-stereo mechanisms sensitive to interocular phase. Vision Research
40, 1667-1675.
Morgan, M.J., Masson, AJ & Baldassi, S. (2000) Are there separate Fourier and non-Fourier mechanisms for
orientation discrimination? Vision Research.40, 1751-1763
Morgan, M.J., Watamaniuk, SNJ & McKee, SP (2000) The use of an implicit standard for measuring discrimination
thresholds. Vision Res., 40, 2341-2349
2001
Parkes, L., Lund, J., Angelluci, A., Solomon, J. and Morgan, M.J. (2001) Compulsory averaging of crowded
orientation signals in human vision. Nature Neuroscience, 4, 739-744
Solomon, JA & Morgan, MJ (2001) Odd-men-out are poorly localised in brief exposures. Journal of Vision, 1, 917.
Marshman, W. E., Dawson, E., Neveu, M. M., Morgan, M. J., & Sloper, J. J. (2001). Increased binocular
enhancement of contrast sensitivity and reduced stereoacuity in Duane syndrome. Investigative Ophthalmology &
Visual Science, 42(12), 2821-2825.
Paakkonen, A. K., and Morgan, M. J. (2001). Linear mechanisms can produce motion sharpening, Vision Res 41,
2771-7
.2002
Morgan, M. & Castet, E. 2002 High temporal frequency synchrony is insufficient for perceptual grouping. Proc R
Soc Lond B Biol Sci 269, 513-6.
Nunn, J. A., Gregory, L. J., Brammer, M., Williams, S. C., Parslow, D. M., Morgan, M. J., Morris, R. G., Bullmore,
E. T., Baron-Cohen, S., & Gray, J. A. (2002). Functional magnetic resonance imaging of synesthesia: activation of
V4/V8 by spoken words. Nat Neurosci, 5(4), 371-375.
Morgan, MJ (2002) Detecting the worng signals. Trends in Cognitive Neruoscience, 6,443-445
2003
Davis, A., Sloper, J., Neveu, M.M, Hogg, C.R, Morgan, M.J & Holder G.E (20030 Electrophysiological and
Psychophysical Differences between Early- and Late-Onset Strabismic Amblyopia Invest. Ophthal. Vis. Sci.,
44, 610-17
Morgan, M.J. (2003) Feature Analysis. In (M.A. Arbib, Ed) The Handbook of Brain Theory and Neural Networks.
MIT Press
2004
Solomon, JA, Felisberti, F. & Morgan, MJ (2004) Crowding and the tilt illusion: towards a unified account. Journal
of Vision,4,500-508 http://www.journalofvision.org/4/6/9/
Phillips, M. L., Williams, L. M., Heining, M., Herba, C. M., Russell, T., Andrew, C., Brammer, M. J., Williams,
S. C. R., Morgan, M., Young, A. W., & Gray, J. A. (2004). Differential neural responses to overt and covert
presentations of facial expressions of fear and disgust. Neuroimage, 21(4), 1484-1496.
2005
Felesberti, F, Solomon, JA & Morgan, M.J. (2005) The role of salience in preventing crowding. Perception (in
press).
Solomon, JA, Chubb, C & Morgan, MJ (2005) Stimulus contrast and the Reichardt detector. Vision Research, 45,
2109-2117
Morgan MJ, Chubb C and Solomon, J. (2005) "Probability multiplication as a new principle in psychophysics"
in Jenkin M, and Harris LR "Seeing Spatial Form" pp 57- 66 Oxford University Press, New York.
Morgan, MJ (2005) The Visual Computation of 2-D area by human observers. Vision Res., 45, 2564-70.
2006
Solomon.JA, John, A & Morgan, MJ (2006) Monocular texture segementation and proto-rivalry. Vision
Res., 46, 1488-92
Morgan, MJ & Solomon, JA (2006) Attentional capacity limit for visual search causes spatial neglect in
human observers. Vision Res., 46, 1868-75
Morgan, M. J., Chubb, C. & Solomon, J. A. (2006) Predicting the motion after-effect from sensitivity
loss. Vision Res., 46, 2412-20
Davis, A., Sloper, JJ, Neveu, MM, Hogg, CR, Morgan, MJ & Holder, GE (2006) Differential changes in
Magnocellular and Parvocellular function in early and late-onset stramismic Amblyopia. Invest.
Ophthal. Vis. Sci., 47,4836-41.
Solomon, J. A. & Morgan, M. J. (2006) Stochastic re-calibration: contextual effects on perceived tilt.
Proceedings of the Royal Society of London. Series B, Biological Sciences, 273, 2681-2686.
2007
Morgan MJ, McEwan W, Solomon J (2007) The Lingering Effects of an Artificial Blind Spot. PLoS
ONE 2(2): e256. doi:10.1371/journal.pone.0000256
Gheri, C., M. Morgan, et al. (2007). "The relationship between search efficiency and crowding
Perception 36: 1779-1787.
Grant S, Melmoth DR, Morgan MJ, Finlay AL. Prehension deficits in amblyopia. Invest Ophthalmol Vis
Sci. 2007:48;1139-1148.
2008
Davis, A. R., J. J. Sloper, et al. (2008). "Differential changes in color and motion-onset visual evoked
potentials from both eyes in early- and late-onset strabismic amblyopia." Invest Ophthalmol Vis Sci
49(10): 4418-26.
Morgan, M., C. Chubb, et al. (2008). "A 'dipper' function for texture discrimination based on orientation
variance." J Vis 8(11): 9 1-8.
Spang, K. and M. Morgan (2008). "Cortical correlates of stereoscopic depth produced by temporal
delay." J Vis 8(9): 10 1-12.
Tibber, MS, Melmoth, DR & Morgan, MJ (2008) Biases and sensitivities in the Poggendorf effect when
driven by subjective contours. Invest. Ophthal. Vis. Sci., 49, 474
Mareschal, I., & Solomon, J. A. & Morgan, M. J. (2008) Contextual effects on decision templates for
parafoveal orientation identification. Vision Research, 48, 2689-2695.
Gheri, C, Chopping, S & Morgan, M.J. (2008) Synaesthetic colours do not camouflage form in visual
search. Proc. Roy. Soc. B, 275(2)841-246.
Morgan, M., Giora, E. & Solomon, J. A. (2008) A single "stopwatch" for duration estimation; a single
"ruler" for size. Journal of Vision, 8(2):14, 1-8.
Short articles and reviews
Morgan, M.J. (1971) Beyond Freedom & Dignity: Skinner's behaviorism. Cambridge Review, pp. 58-72.
Morgan, M.J. (1972) Learning to stop. Nature, 239.
Morgan, M.J. (1974) Science and symmetry. New Scientist, pp 182-183.
Morgan, M.J. (1977) Promising approaches: Bateson & Hinde (Eds) Growing points in Ethology. Contemp.
Psychol., 22, 496-497.
Partridge, L. and Morgan, M. J. (1988). Is bacterial evolution random or directed?. Nature (correspondence)
336, 21-22.
Morgan, M. J. (1984). Computational vision. In (H.Beloff and R.Nicholson Eds) Psychology Survey
No.4. Leicester: The British Psychological Society.
Morgan, M. J. (1984). Computational theories of vision: a critical notice of David Marr's "Vision". Quart.
J.Exp.Psychol.,36,157-165.
Morgan, M. J. (1979). The concept of Drive. Trends in Neuroscience.
Morgan, M.J. (1987) Pulfrich's Pendulum. In (R, Gregory, Ed.) The Oxford Companion to the Mind.(pp.663-664).
Morgan, M. J. (1989). Vision of solid objects. Nature , 339, 101-103.
Morgan, M.J. (1989) Watching neurones discriminate. Nature, 341,20-21.
Morgan, M.J. (1991) Decoding the retinal colour signal . Current Biology, 1,215-217)
Morgan, M.J. (1992) On the evolutionary origin of right handedness. Current Biology, 2, 15-17.
Morgan, M.J. (1992) Hyperacuity of those in the know. Current Biology, 2, 481-483.
Morgan, M.J. (1993) New perspectives on binocular stereopsis. Current Biology, 3, 161-163.
Morgan, M.J. (1995) Guest Editorial: Can we take the psyche out of psychophysics? Perception, 24, 347-349.
Morgan, M.J. (1994) Introduction. In: Higher-Order processing in the Visual System (CIBA FOUNDATION
SYMPOSIUM 184). Chichester: Wiley (pp. 1-11)
Morgan,M.J. (1997) Measurement in Psychology: commentary on Michell's Quantitative Science and the definition
of measurement in Psychology. British Journal of Psychology, 88, 399-400.
Morgan, M.J. (1996) Visual Illusions. In (V. Bruce, Ed) Unsolved mysteries of the Mind. Hove, East Sussex:
Earlbaum UK. pp 29-58.
Morgan, M.J. (1999) Supernormal hearing in the blind? Current Biology, 9, R53-R54
Morgan, M.J. (1999) Making holes in the visual world, Nature Neuroscience, 2, 685-6 (News & Views).
Morgan, M.J. (1997) Qualitative Psychology: A package deal? The Psychologist.
Published conference abstracts
Pre-1996
Morgan, M.J. (1988) Integration of visual information across saccadic eye movements. Perception, 17, 361.
(European Conference on Visual Perception)
Morgan, M.J. (1990) Perceptual judgments of the centroids of dot clusters and circles. Invest. Ophthal. Vis. Sci.
(Supplement),31,410. (Association for Research in Vision and Ophthalmology)
Morgan, M.J. (1991) Hyperacuity can be maintained with multiple internal standards. Invest. Ophthal. Vis. Sci.
(Supplement),32,1024. (Association for Research in Vision and Ophthalmology).
Bowns,L. & Morgan, M.J. Facial features and axis of symmetry extracted using natural orientation information.
: Perception, 20, 89-90.
Bowns, L. & Morgan, M.J. (1992) Facial features and axis of symmetry extracted using natural orientation
information. Proc. Physiol. Soc., C16, 46.(8)
Bowns,L. & Morgan, M.J. (1992) A method for determining the position of face information for subsequent
input into a neural network. Perception, 21, 53.
Morgan, M.J. & Fahle, M. (1992) . Effects of density upon upper thresholds for motion displacement explained
by a spatial filtering model. Invest. Ophthal. Vis. Sci. (Supplement), 33, 972
Morgan, M.J. (1992) Collector units, eclectic units and second-stage filtering. Perception, 21, 52-53. 1992
Morgan,M.J. (1994) The orthogonal orientation shift: measurement of orientation biases and thresholds in an H
figure. Invest. Opthal. Vis. Sci. (suppl), 35, 1257.
Lunn, P.D. & Morgan, M.J. (1994) Testing the role of spatial derivatives of binocular disparity in the perception of
corrugated stereoscopic surfaces. Invest. Opthal. Vis. Sci. (suppl), 35, 1317.
Koopl, U. & Morgan, M.J. (1994) Factors affecting preattentive symmetry perception. Invest. Opthal. Vis. Sci.
(suppl), 35, 1620.
Keeble, D., Morgan, M.J. & Kingdom, F. (1995) The orientational resolution of texture perception. Invest. Opthal.
Vis. Sci. (suppl), 36, S229.
Morgan, M.J. & Castet, E. (1995) Stereoacuity for oblique gratings predicted by phase shifts, not disparity. Invest.
Opthal. Vis. Sci. (suppl), 36, S231.
Wuerger, S. & Morgan, M.J. (1995) Orientation discrimination for coloured stimuli as a function of spatial
frequency and contrast. Invest. Opthal. Vis. Sci. (suppl), 36, S464.
Koopl, U. & Morgan, M.J. (1995) Parallel visual search for even- or -odd symmetric targets. Invest. Opthal. Vis.
Sci. (suppl), 36, S. 901.
1996
Morgan,M.J. & Chubb,C. (1996) A contrast pedestal effect in motion detection and discrimination. Invest.
Opthal.Vis.Sci., 37, S748.
Hollick,E.J., Mason,A.J.S., Sloper,J.J. & Morgan,M.J. Contrast sensitivity abnormalities in patients with intractable
diplopia following surgery for a unilateral cateract. (1996) Invest. Opthal.Vis.Sci., 37, S488.
Mason,A.J.S & Morgan,M.J. (1996) Orientational acuity with stimuli designed to be matched in size and shape to
oriented receptive fields. Invest. Opthal.Vis.Sci., 37, S733.
Solomon,J.A. & Morgan,M.J. (1996) Low-contrast translating edges appear to lag behind high-contrast ones.
Invest.Ophal.Vis.Sci.,1996,37,3430.
Wuerger, S.M. & Morgan,M.J. (1996) Orientation discrimination for moving isoluminant and luminance targets.
Perception, 1996, 25 (suppl), 53.
1997
Morgan, M.J. (1997) The detection of interocular phase differences. Perception, 26, 109.
Walton, E., Solomon, J., Morgan, M. & Lund, J. (1998). Direction specific contrast gain control. Perception,
27, 54
Morgan, M.J. & Solomon, J.S. (1998) Contrast facilitation by collinear flanks is abolished by non-collinear
flanks. Perception, 27, 54B.
1999Dakin, S. C., & Morgan, M. J. (1999). The role of visual cues to word shape in reading. Investigative
Ophthalmology & Visual Science, 40(4), 184B144.
Davis, A. R., Neveu, M. M., Hogg, C. R., Bunce, C. V., Holder, G. E., Morgan, M. J., & Sloper, J. J. (2000).
Differential effects of contrast stimulation in early and late onset amblyopia. Investigative
Ophthalmology & Visual Science, 41(4), 3746B3844.
Davis, A. R., Neveu, M. N., Hogg, C. R., Fitzke, F. W., Morgan, M. J., Sloper, J. J., & Holder, G. E. (2001).
Electrophysiological assessment of magnocellular and parvocellular function in early and late onset
strabismic amblyopes. Investigative Ophthalmology & Visual Science, 42(4), 292.
Felisberti, F., & Morgan, M. (2001). Orientation averaging and positional uncertainty in crowded and spaced
arrays. Perception, ECVP Supplement.
Marshman, W., Dawson, E., Neveu, M., Morgan, M., & Sloper, J. (2001). Increased binocular enhancement of
contrast sensitivity and reduced stereoacuity in patients with Duane's retraction syndrome. Investigative
Ophthalmology and Visual Science, Submitted.
Marshman, W. E., Dawson, E., Neveu, M. M., Morgan, M. J., & Sloper, J. J. (2001). Increased binocular
enhancement of contrast sensitivity and reduced stereoacuity in Duane syndrome. Investigative
Ophthalmology & Visual Science, 42(12), 2821-2825.
Morgan, M. (2001a). Failure of dichoptic prism adaptation. Perception, ECVP Supplement.
Morgan, M. (2001b). Motion-stereo mechanisms respond to interocular differences in Fourier components.
Perception, ECVP Supplement.
Morgan, M., & Chubb, C. (1999). Do normal observers hallucinate contrast signals? Perception, 28, S37.
Morgan, M., & Paakkonen, A. (1999). Linear mechanisms and motion sharpening. Perception, 28, S26.
Morgan, M., & Solomon, J. A. (1998). Contrast facilitaiton by collinear flanks is abolished by non-collinear
flanks. Perception, 27, S54.
Morgan, M. J., & Chubb, C. (1999). Motion energy detection for achromatic and chromatic stimuli.
Investigative Ophthalmology & Visual Science, 40(4), 1008.
Morgan, M. J., Chubb, C., & Solomon, J. A. (2000). A hard-threshold model for 2 and 8AFC contrast detection
and discrimination. Investigative Ophthalmology & Visual Science, 41(4), 4250B4197.
Morgan, M. J., Solomon, J. A., & Chubb, C. (2001). First-order motion and vernier alignment use the same
underlying computation. Investigative Ophthalmology & Visual Science, 42(4), 1707.
Paakkonen, A. K., & Morgan, M. J. (2001). Linear mechanisms can produce motion sharpening. Vision Res,
41(21), 2771-2777.
Parkes, L., & Morgan, M. (1999). Orientation discrimination is improved both by collinear and non-collinear
flanking stimuli. Perception, 28, S39.
Sloper, J., Marshman, W., Dawson, E., Neveu, M., & Morgan, M. (2000). Increased Binocular Enhancement of
Contrast Sensitivity in Patients with Duane's retraction Syndrome [ARVO Abstract]. Investigative
Ophthalmology and Visual Science, 41(4), S 931. Abstract nr 4953.
Sloper, J. J., Davis, A. R., Neveu, M. N., Hogg, C. R., Holder, G. E., Fitzke, F. W., & Morgan, M. J. (2001).
Psychophysical assessment of magnocellular and parvocellular function in early and late onset
strabismic amblyopes. Investigative Ophthalmology & Visual Science, 42(4), 294.
Sloper, J. J., Marshman, W. E., Dawson, E., Neveu, M. M., & Morgan, M. J. (2000). Increased binocular
enhancement of contrast sensitivity in patients with Duane's Retraction Syndrome. Investigative
Ophthalmology & Visual Science, 41(4), 4953B4900.
Solomon, J. A., & Morgan, M. (1998). Dichoptically-cancelled motion is visible. Perception, 27, S4.
Solomon, J. A., & Morgan, M. J. (1999). Reverse correlation reveals psychophysical receptive fields.
Investigative Ophthalmology & Visual Science, 40(4), 3013.
Solomon, J. A., & Morgan, M. J. (2000). Facilitation from collinear flanks is cancelled by non-collinear flanks.
Vision Res, 40(3), 279-286.
Solomon, J. A., & Morgan, M. J. (2001). Odd-men-out are poorly localized in brief displays. Investigative
Ophthalmology & Visual Science, 42(4), 4973.
Walton, E., Solomon, J., Morgan, M., & Lund, J. (1998). Direction specific contrast gain control. Perception,
27, 54.
2004
Morgan, M.J. & Solomon, JA (2004) Divisive and subtractive inhibition in the motion after-effect.
ECVP, Budapest
Solomon, JA & Morgan, MJM (2004) The lingering effects of artifical scotomata. VSS, T221
(7) Recent Book reviews
|Morgan, M.J. (1990)"Visual Cognition" THES, 7.9.90, p. 22
Morgan, M.J. (1992) "Belief in GAD" Nature, 356, 754-756.
Morgan, M.J. (1993) "All in the Mind" Nature, 362, 124
Morgan, M.J. (1995) "Spectral Analysis" Nature, 375, 113-114.
Morgan,M.J. (1997) "Tomato-watching in a dark corner". Nature, 388, 733-744.
Morgan,M.J. (1999) “What’s Mind? Never Matter!” (Nature Neuroscience, in press)
(8) Media
Fruity Genes (Guardian March 22 2001)
Eyes Wide Open (Guardian April 5 2001)
Bearable likeness of being (Guardian Feb 22 2001)
Flight of Fancy Guardian (April 19 2001)
Our eyes can play tricks but it’s not an illusion (Independent 2001)
Maps in the Brain: ( BBC Radio 4 ‘Material World’ Dec 2002)
Not just a stroke of luck (Guardian Aug 30 2001)
Jut add a pinch of salt (Guardian Sept 20 2001)