Is Matter Still a Mystery?
John Brauman, Professor of Chemistry, Stanford
Michael Peskin, Professor of Physics, Stanford

Can Conservation Be Profitable?
William Coleman, Director of Eco-Solutions, EPRI
Gretchen Daily, Bing Research Biologist, Stanford

Where Did the Universe Come From?
Savas Dimopoulos, Professor of Physics, Stanford
Andrei Linde, Professor of Physics, Stanford

Do We Know How Human Intelligence Evolved?
Diane Gifford-Gonzalez, Professor of Anthropology, UC Santa Cruz
Richard Klein, Professor of Anthropology, Stanford

Are There Natural Limits to the Power of Computers?
John McCarthy, Emeritus Professor of Computer Science, Stanford
Kenneth Taylor, Professor of Philosophy, Stanford

Do Men and Women Think Differently?
Campbell Leaper, Professor of Psychology, UC Santa Cruz
Melissa Adams, Research Psychologist, UC Berkeley