Latest Science

In-Group Conformity Sustains Different Foraging Traditions in Capuchin Monkeys (Cebus apella). PLoS One

Computer animations stimulate contagious yawning in chimpanzees. Proc. of the Royal Society B,

Capuchins intermittent unreliability in human experimenters. Int. Journ. of Primatology

Darwin's last laugh. Nature.

Face Recognition in Capuchin Monkeys. J. Comp. Psych.

Social Facilitation of Exploratory Foraging Behavior in Capuchin Monkeys. AJP.

In tune with others: The social side of primate culture. In: The Question of Animal Culture

Faces and Behinds: Chimpanzee Sex Perception. Advanced Science Letters.

Giving is self-rewarding for monkeys. PNAS. View a clip of the capuchins in this study here.

Inequity responses of monkeys modified by effort. PNAS.

With a little help from a friend. PLoS Biology.

Copying without rewards: Socially influenced foraging decisions among brown capuchin monkeys. Animal Cognition.

Context modulates signal meaning in primate communication. PNAS.

Learning from others' mistakes? Limits on Understanding a Trap-Tube Task by Young Chimpanzees and Children. J. Comp. Psych.

Ape gestures and language evolution. PNAS.

Transmission of multiple traditions within and between chimpanzee groups. Current Biology.

American University Radio (September, 2009) - Read the interview or listen with Real Player.