ant to appear to =e a cooperator so his next game he can defect and get a higher payof= ( life after death )? On Sat Au 20 2016 at 11:20 AM Nowak, =artin A. wrote: evolutionary, the third party would have to be able do something at least s=metimes On Aug 20, 2016, at 7:58 AM, jeffrey E. <jeevacation@gm