Keynote and Plenary Lectures Plenary and Keynote Lectures 24 Contributions 102 1. Invited Lectures 201 Total 341 “Determining the Role of Adsorbed Intermediates” Invited Keynote Lecture, Symposium on Hydrotreating, 138th National ACS Meeting, Washington DC, August 16-20, 2009. 2. “Analysis of Coverage Transients (ACT): A Method for Studying Reaction Mechanisms”, Plenary Lecture, XIth Mexican Congress on Catalysis, Encenada, Mexico, June 2-5, 2009. 3. “New Catalysts for Hydroprocessing: Transition Metal Phosphides”, Plenary Lecture, International Symposium on Catalysis for Clean Energy and Sustainable Chemistry, Madrid, Spain, June 19-20, 2008. 4. “New Concepts in Membrane Reactor Science”, Invited Keynote Lecture, International Congress on Catalysis, Seoul, Korea, July 20-25, 2008. 5. Hydroperoxide intermediates in the epoxidation of propylene on gold/titanosilicate catalysts, Keynote Lecture, Symposium on Selective Oxidation, Xiamen, China, July 11-18, 2008. 6. “The Active Site in Nickel Phosphide Hydroprocessing Catalysts”, Plenary Lecture, Symposium on Hydrotreating Catalysis, Dalian, China. 7. “New Applications of X-ray Absorption Spectroscopy to Measure Reaction Rates”, Invited Lecture, School for Nanostructured Materials, Characterization by Synchrotron Light based Techniques, La Plata, Argentina, Nov. 18-23, 2007. 8. “New Catalysts for Hydroprocessing: Active Sites in Phosphide Catalysts”, Pacific Northwest National Laboratory, Richland, Washington, Sept. 21, 2007, Distinguished Catalyst Researcher Lecture 9. “True Intermediates and Spectators in Reaction Mechanisms: A Kinetic and Spectroscopic Study”, 5th Tokyo Congress on Catalysis, Tokyo, Japan, July 24-28, 2006. Keynote Lecture. 10. “Oxidation of Volatile Organic Compounds with Ozone over Supported Manganese Oxide Catalysts”, Congreso Argentino de Catalisis, Santa Fe, Argentina, October 19-21, 2005. Invited Keynote Lecture.