National Academy of Sciences, Washington, D.C.; “Communicating Science: Language Issues in International Collaboration.” Presented to Government-University-Industry Research Roundtable workshop “Culture Matters: An Approach to International Research Agreements,” July 29 – August 1, 2013
Université Paris Diderot, Keynote, “English is the Language of Science: What does this mean for Translation?” Conference: Translation as Innovation: Bridging Science and the Humanities, December 13-16, 2012
Knox College, “Global Energy and Concepts of Sustainability,” EquiKnox Series on Environmental and Sustainability Issues, September 18, 2012
University of Manchester, Centre for Interdisciplinary Research in the Arts and Languages, “World Languages and the History of Science: Past, Present, and Future,” May 14, 2012.
“Global Energy Trends and the Role of Nuclear Power,” presented at SUNY (State University of New York), Oswego, October 12, 2011
“English as the Global Language of Science: A New Era in Communication,” Program in Translation and Intercultural Communication, Princeton University, December 6, 2010.
“Darwin and Depression: The Discourse of Evolutionary Psychiatry,” symposium Binocular Vision: Narrative and Metaphor in Medicine, October 15, 2010, University of California, Berkeley
“Carbon Energy: Realities, Issues, Perspectives,” lecture give to Energy Futures seminar, University of Washington Physics Department, May 20, 2010.
“Petroleum Geology: A Close Look at the Dark Art,” lecture given to Middle East and the Business of Oil, Princeton University, February 10, 2009.
“Energy Choices and Their Environmental Consequences: Policies for Progress, conference at Foundation for Research on Economics and the Environment, Bozeman, Montana, September 10-15, 2006.
"Resource Politics: An Unbiased View of Oil in ANWR," presented as University Forum Lecture, University of Nevada, Las Vegas, April 12, 2007.
“ANWR: One Subject, Many Issues,” presented at Policies for Progress, conference at Foundation for Research on Economics and the Environment, Bozeman, Montana, September 10-15, 2006.
“Trends in Carbon Energy Today,” guest lecture presented in Climate and Climate Change, Department of Atmospheric Sciences, University of Washington, (instructor: Dr. Cecilia Bitz), winter 2006.
“Science and the Argonauts: Mobilities of Knowledge, Rights of Passage,” presented to Chemical Institute of Canada, Vancouver, June 9, 2005.
“Speaking of Science: The Art and Craft of Oral Presentations,” presented at Joint Annual Convention of National Society of Black/Hispanic Physicists, August 5-8, 2003, Washington D.C.
"The James Lime, East Texas: Natural Gas for the Long-Term?" Presented before the East Texas Geological Society, March 24th, 2002.
"Translation and the History of Science: An Overdue Subject"; presented at the 3rd Annual combined meeting of the British History of Science Society, Canadian History of Science Society, and the History of Science Society, St. Louis, MO, August 1-3, 2000.
"Jan Van Eyck: Art and Observation at the Brink of the Renaissance;" presented at the 3rd Annual combined meeting of the British History of Science Society, Canadian History of Science Society, and the History of Science Society, St. Louis, MO, August 1-3, 2000.