ndational Questions in Evolution- ary Biology Fund, National Science Foundation Grant 0905645, and Army Research Office Grant W91 INF-11-1-0363. 9. Aumann ID. shame, LS 119941 long-Term Companion an Game.Thcatetk Analph (springer. Berleil. 10. Now* IAN Sigmund K (199() Evolution of incited reogrotity