Question: I was wondering why, if you have a catastrophic event...for example, people say meteors killed the dinosaurs... If the dinosaurs were fit to live up until the meteor hit, why did they never appear again? Is there an evolutionary reason for that?

Question: You used very simple matrixes for the first part of your talk. One wouldn't expect to find such simplicity in nature, but you also said that people did quantitative measurements of the stickleback pike system... So I wonder what are the values and the payoff matrix for that?

Question: In the ultimatum game, are you aware of any studies that have supply and demand issues? For instance, if you have a room with many proposals, but only very few of the responders who can object or veto... Do you find the responders who veto would make more money?

Question: In the reputation game, you're uncoupling it from genetics. Isn't it then possible that you can get group selection?

Question: In terms of language, is anybody looking at ethical text and defining...ways of looking at things and how evolutionary text transmits language and affects human population?

Question: Have you ever studied the difference between the kind of evolution and the kind of results you can get from having a single line of descent and the kinds of results you can get from having cross-breeding between species as you see with ideas, language... that kind of thing?

Question: In a situation where reputation is important, have you played with the information content of the reputation? Does it matter if it's reliable? Obviously it would matter if it's reliable. What are the important parameters in being unreliable? Can you create strategy for how you convey reputation?