Alyssa Crittenden, PhD: Cooperative child rearing among the Hadza hunter-gatherers of Tanzania Dr. Crittenden is currently a post-doctoral researcher and program representative for the Center for Academic Research and Training in Anthropogeny (CARTA), an Organized Research Unit exploring human origins at the University of California, San Diego. She spent a year living with the Hazda hunter-gatherers of Northern Tanzania and her current research project explores the evolution of cooperation by analyzing various types of allomaternal care among the Hazda. She will be discussing her research on the behavioral and nutritional ecology of human foraging societies, particularly allomaternal care, children’s foraging patterns, and the evolution of the human diet.