Program Committees Conference Committee Conference Committee Chair James A. Hendler, University of Maryland AAAI-04 Program Cochairs George Ferguson, University of Rochester Deborah L. McGuinness, Stanford University IAAI-04 Chair Randall Hill, Institute for Creative Technologies, University of Southern California IAAI-04 Cochair Neil Jacobstein, Teknowledge Corporation Intelligent Systems Demonstrations Chair Christopher Welty, IBM Research Student Abstract and Poster Cochairs Avi Pfeffer, Harvard University Mark Craven, University of Wisconsin, Madison Robot Competition and Exhibition Cochairs Bill Smart, Washington University in St. Louis Sheila Tejada, University of New Orleans SIGART/AAAI Doctoral Consortium Chair Robert St. Amant, North Carolina State University Tutorial Forum Chair Matthew Stone, Rutgers University Workshop Chair and Cochair Milos Hauskrecht, University of Pittsburgh Dieter Fox, University of Washington AAAI-04 Senior Program Committee Yiannis Aloimonos, University of Maryland Chitta Baral, Arizona State University Michael Berthold, University of Konstanz Craig Boutilier, University of To ronto Vinay K. Chaudhri, SRI International William Cohen, Carnegie Mellon University Tim Finin, University of Maryland, Baltimore County Kenneth D. Forbus, Northwestern University Eugene C. Freuder, University College Cork Eric Horvitz, Microsoft Research Henry Kautz, University of Washington, Seattle Michael Kearns, University of Pennsylvania Craig Knoblock, University of Southern California James Lester, North Carolina State University Vladimir Lifschitz, University of Texas Mark T. Maybury, The MITRE Corporation Robin Murphy, University of Florida Karen Myers, SRI International Tuomas Sandholm, Carnegie Mellon University Jonathan Schaeffer, University of Alberta Peter Stone, University of Texas at Austin Mirek Truszczynski, University of Kentucky Ramasamy Uthurusamy, General Motors Corporation AAAI-04 Program Committee Julie A. Adams, Vanderbilt University Kamal Ali, Yahoo! Eyal Amir, University of Illinois, Urbana-Champaign Chris Atkeson, Carnegie Mellon University Fahiem Bacchus, University of Toronto Tucker Balch, Georgia Technical Institute Ken Barker, University of Texas at Austin Bettina Berendt, Humboldt University Berlin Christian Bessiere, LIRMM-CNRS Yngvi Bjornsson, University of Alberta David Blei, University of California, Berkeley Jim Blythe, USC Information Sciences Institute James Bowen, University College Cork Michael Bowling, University of Alberta Jeffrey Bradshaw, Institute for Human and Machine Cognition Ronen Brafman, Ben-Gurion University Karl Branting, North Carolina State University Gerhard Brewka, Leipzig University Michael Buro, University of Alberta Mark Burstein, BBN Technologies Mary Elaine Califf, Illinois State University Charles Callaway, ITC-irst Tristan Cazenave, Labo IA, Universite Paris 8 Timothy Chklovski, USC Information Sciences Institute Peter Clark, The Boeing Company Michael Collins, Massachusetts Institute of Technology Richard Cost, University of Maryland, Baltimore County Paul Dagum, Rapt, Inc. Laurie E. Damianos, The MITRE Corporation David Danks, Carnegie Mellon University Trevor Darrell, Massachusetts Institute of Technology Adnan Darwiche, University of California, Los Angeles Hasan Davulcu, Arizona State University Johan de Kleer, Palo Alto Research Center James Delgrande, Simon Fraser University Yiannis Demiris, Imperial College London Marc Denecker, K. U. Leuven Marie desJardins, University of Maryland, Baltimore County Giuseppe Di Fatta, ICAR-CNR Scott Dick, University of Alberta Frank Dignum, Utrecht University Juergen Dix, TU Clausthal AnHai Doan, University of Illinois, Urbana-Champaign Christine Doran, The MITRE Corporation Gregory Dudek, McGill University Susan Dumais, Microsoft Research Uwe Egly, University of Vienna Gal Elidan, Hebrew University Esra Erdem, Vienna University of Technology Oren Etzioni, University of Washington Boi Faltings, Swiss Federal Institute of Technology Hany Farid, Dartmouth College Adam Farquhar, British Library Usama M. Fayyad, DMX Group Ariel Felner, Bar Ilan University Robert Fisher, University of Edin burgh Susan Gauch, University of Kansas Michael Gelfond, Texas Tech University Abigail Gertner, The MITRE Corporation Lise Getoor, University of Maryland, College Park Yolanda Gil, USC Information Sciences Institute Robert Givan, Purdue University Kurt Godden, General Motors R&D Randy Goebel, University of Alberta Keith Golden, NASA Ames Research Center Geoff Gordon, Carnegie Mellon University Arnulf Graf, MPI for Biological Cybernetics Jonathan Gratch, University of Southern California Carlos Guestrin, Intel Research — Berkeley Alon Halevy, University of Washington Ulf Hermjakob, USC Information Sciences Institute Frank Hoeppner, University of Applied Sciences Braunschweig/Wolfenbuettel Holger Hoos, University of British Columbia Ian Horswill, Northwestern Unive rsity Adele Howe, Colorado State University Charles Isbell, Georgia Insitute of Technology Christian Jacob, University of Calgary Tomi Janhunen, Helsinki University of Technology Sverker Janson, SICS Ulrich Junker, ILOG S.A. Sham Kakade, University of Pennsylvania Subbarao Kambhampati, Arizona State University Gal Kaminka, Bar Ilan University Kaz Kawamura, Vanderbilt University Jihie Kim, USC Information Sciences Institute David Kortenkamp, Metrica Inc./TRACLabs Jana Kosecka, George Mason University Vladik Kreinovich, University of Texas at El Paso Benjamin Kuipers, University of Texas at Austin Nicholas Kushmerick, University College Dublin Daniel Lee, University of Pennsylvania Jimmy Lee, The Chinese University of Hong Kong Nicola Leone, University of Calabria Hector Levesque, University of Toronto Kevin Leyton-Brown, University of British Columbia Fangzhen Lin, HKUST Michael Littman, Rutgers University Jorge Lobo, Open Presence Victor Marek, University of Kentucky Shaul Markovitch, Technion— Israel Institute of Technology Maja Mataric, University of Southern California Bruce Maxwell, Swarthmore College Lyle McGeoch, Amherst College David Mitchell, Simon Fraser University Nick Montfort, University of Pennsylvania Alexander P. Morgan, General Motors Research Leora Morgenstern, IBM T.J. Watson Research Center Isabelle Moulinier, Thomson Legal and Regulatory Martin Mueller, University of Alberta Kevin Murphy, Massachusetts Institute of Technology Kenneth Murray, SRI International Ion Muslea, SRI International Gholamreza Nakhaeizadeh, DaimlerChrysler AG, Research and Technology Abhaya Nayak, University of Australia, Sydney Randal Nelson, University of Rochester Hwee Tou Ng, National University of Singapore Ilkka Niemela, Helsinki University of Technology Kamal Nigam, Intelliseek, Inc. Uri Nodelman, Stanford University Natasha Noy, Stanford University Andreas Nuernberger, Otto-von-Guericke University Magdeburg Tim Oates, University of Maryland Baltimore County Luis Ortiz, University of Pensylvania Barry O’Sullivan, University College Cork Lynne Parker, The University of Tennessee David Parkes, Harvard University Aarati Parmar, Google Inc. Ronald Parr, Duke University Simon Parsons, City University of New York Don Perlis, University of Maryland Paulo Pinheiro da Silva, Stanford University John Platt, Microsoft Research Robert Pless Dimitris Plexousakis, University of Crete David Poole, University of British Columbia James Pustejovsky, Brandeis University Rajesh P. N. Rao, University of Washington Christopher Riesbeck, Northwestern Univer sity Jussi Rintanen, Albert-Ludwigs-University, Freiburg Andres Rodriguez, SRI International Amir Ronen, Technion— Israel Institute of Technology Jeffrey S. Rosenschein, Hebrew University Francesca Rossi, University of Padova Wheeler Ruml, Palo Alto Research Center Nestor Rychtyckyj, Ford Motor Company Sudeshna Sarkar, IIT Kharagpur Torsten Schaub, Universitat Potsdam Richard Scherl Alan Schultz, Naval Research Laboratory Dale Schuurmans, University of Alberta Fabrizio Sebastiani, Consiglio Nazionale delle Ricerche Bart Selman, Cornell University Ishwar Sethi, Oakland University Jianbo Shi, University of Pennsylvania Yoav Shoham, Stanford University Howie Shrobe, Massachusetts Institute of Technology Elizabeth Sklar, Columbia University Barbara Smith, University of Hud dersfield David Smith, NASA Ames Research Center Stephen F. Smith, Carnegie Mellon University Tran Cao Son, New Mexico State University Finnegan Southey, University of Alberta John Spletzer, Lehigh University Biplav Srivastava, IBM India Research Laboratory Jaideep Srivastava, University of Minnesota Reinhard Stolle, Palo Alto Research Center Moshe Tennenholtz, Technion— Israel Institute of Technology Belinda Thom, Harvey Mudd College Cynthia Thompson, University of Utah Hans Tompits, Vienna University of Technology Ioannis Tsamardinos, Vanderbilt University Edward Tsang, University of Essex Hudson Turner, University of Minnesota, Duluth Tomas Uribe, SRI International Peter van Beek, University of Waterloo Jaap van den Herik, Universiteit Maastricht Wiebe van der Hoek, University of Liverpool Frank van Harmele, Vrije Universiteit Amsterdam Pascal Van Hentenryck, Brown University Miroslav Velev, Carnegie Mellon University Manuela Veloso, Carnegie Mellon University Toby Walsh, University College Cork Rich Washington, Google Inc Michael Wellman, University of Michigan Michael White, University of Edinburgh Jan Wiebe, University of Pittsburgh Steven Willmott, Universitat Politècnica de Catalunya Michael Witbrock, Cycorp, Inc. Stefan Woltran, TU Wien Michael Wolverton, SRI International Andrew Wong, University of Waterloo Michael Wooldridge, University of Liverpool Peter Wurman, North Carolina State University Holly Yanco, University of Massachusetts Lowell Qiang Yang, Hong Kong University of Science & Technology Makoto Yokoo, Kyushu University R. Michael Young, North Carolina State University Yuanlin Zhang, University College Cork Auxiliary Reviewers Markus Ackermann Fabio Aiolli Corin Anderson Grigoris Antoniou Avi Bab Marcello Balduccini Robert Baumgartner Darse Billings Adi Botea George Boukeas Thierry Boy de la Tour Rodrigo Braz Daniel Bryce Hung Bui David Cabanillas Gangshu Cai Mats Carlsson David Carmel Xiaoyong Chai Tim Chklovski Waiyian Chong Vincent Conitzer Alvaro Cortes Joseph Culberson William Cushing Leonardo Dagum David Danks Romuald Debruyne Minh B. Do Carmel Domshlak Jeroen Donkers Hani El Sakkout Austin I. Eliazar Saher Esmeir Wolfgang Faber Adam Feldman Christian G. Fermueller Paolo Ferraris Lev Finkelstein George Flouris Jeremy Frank Alan Frisch Ulises Cortes Garcia Cormac Gebruers Ian Gent Melinda Gervasio Eugene Goldberg Gianluigi Greco David Grimes Greg Hamerly Warwick Harvey Michael Holmes Frank Hutter Chad Jenkins Terence Kelly Tom Kelsey Vladik Kreinovich Javier Larrosa Ricky Lau Scott Lenser Ho-fung Leung Olivier Lhomme Jayant Madhavan Rudolph Mappus IV Maarten Marien Bhaskara Marthi Pedrito Maynard-Zhang Colin McMillen Carlos Mérida Ian Miguel Pragnesh Jay Modi Peter Mork Bradford Mott John Mount Yakov Novikov Keith O’Hara Mehmet Orgun Mark Paskin Reinhard Pichler Gerald Pfeifer Ana-Maria Popescu Enrico Pontelli Matt Powers Pilar Pozos Steve Prestwich Patrick Prosser David Pynadath Colin Quirke Sailesh Ramakrishnan Amit Ramesh Jan Ramon Christopher Raphael Daniel Reeves Jean-Charles Regin Ioannis Rekleitis Jochen Renz Emma Rollón Paul Rybski Thomas Russ Lawrence Ryan Romeo Sanchez Jun Sawada Francesco Scarcello Evgeny Selensky Guy Shani Aaron Shon Laurent Simon Spiros Skiadopoulos Kevin Smyth Daniel Sonntag Mark Stickel Peter Stuckey Nathan Sturtevant Ashish Sureka Omid D. Tabibi Giorgio Terracina Igor Tatarinov Dave A.D. Tompkins Vivek Vaidya Menkes van den Briel Marc van Dongen Kristen Brent Venable Joost Vennekens Gerard Verfaillie Deepak Verma Toby Walsh Mark Winands Stefan Woltran Huayue Wu Jia-Hong Wu Roland Yap Jie Yin Yingqian Zhang Jie Zhong Lin Zhu Thomas Zielund Dav Zimak IAAI-04 Program Committee Steve Chien, Jet Propulsion Laboratory Diane Cook, University of Texas at Arlington Marie desJardins, University of Maryland, Baltimore County Yolanda Gil, USC Information Sciences Institute Alexander Hartemink, Duke University Micheal Hewett, Hewett Research Kevin Knight, USC Information Sciences Institute Diane Litman, University of Pittsburgh Bruce Porter, University of Texas at Austin John Riedl, University of Minnesota Ted Senator, DARPA/IPTO Imran Shah, University of Colorado School of Medicine Howie Shrobe, Massachusetts Institute of Technology Reid Smith, Medstory, Inc. James Spohrer, IBM Almaden Research Center Ramasamy Uthurusamy, General Motors Corporation Manuela Veloso, Carnegie Mellon University Peter Wurman, North Carolina State University Auxiliary Reviewers Gangshu Cai Neha Jain Scott Lenser Shou-De Lin Pragnesh Jay Modi Tom Murray Michael J. Smith Marc Spraragen Ashish Sureka Liang Zhou Student Abstract Reviewers Eyal Amir, University of Illinois, Urbana-Champaign Berthe Choueiry, University of Nebraska-Lincoln Richard Dearden, NASA Ames Research Center Nando de Freitas, University of British Columbia Patrick Doyle, Stanford University Carlos Guestrin, Stanford University Alex Hartemink. Duke University Luke Hunsberger, Vassar College Rebecca Hwa, University of Pittsburgh Terran Lane, University of New Mexico Uri Lerner, Stanford University Kevin Leyton-Brown, University of British Columbia Pedrito Maynard-Zhang, Miami University Kevin Murphy, Massachusetts Institute of Technology Nicola Muscettola, NASA Ames Research Center Andrew Ng, Stanford University David Parkes, Harvard University Hanna Pasula, Massachusetts Institute of Technology Barney Pell, NASA Ames Research Center Leon Peshkin, Massachusetts Institute of Technology Aviv Regev, Harvard University Wheeler Ruml, Palo Alto Research Center Mehran Sahami, Stanford University Christian Shelton, Stanford University Peter Stone, The University of Texas at Austin David Sullivan, Harvard University Belinda Thom, Harvey Mudd College SIGART/AAAI Doctoral Consortium Reviewers Marie desJardins, University of Maryland, Baltimore County Christopher Elsaesser, The MITRE Corporation David Jensen, University of Massachusetts Tessa Lau, IBM T. J. Watson Research Center Ted Pederson, University of Minnesota at Duluth Tim Oates, University of Maryland, Baltimore County Robert St. Amant, North Carolina State University Kiri Wagstaff, Jet Propulsion Laboratory, California Institute of Technology