Keith Jensen

Department of Developmental and Comparative Psychology
Max Planck Institute for Evolutionary Anthropology
Deutscher Platz 6
D-04103 Leipzig
Germany

phone:	0049 (0) 341 3550 416
fax:	0049 (0) 341 3550 444
email:	jenseneva.mpg.de

Research interests

• evolution of human cooperation and sociality
• comparison of great apes (notably chimpanzees) and human children
• role of prosocial preferences such as empathy in altruism
• role of antisocial preferences such as spitefulness in punishment

Current research

• third-party punishment
• costly punishment
• ultimatum and other bargaining games
• punitive reputation
• norm enforcement