She studies both hunter-gatherers and Westerners to explore the cultural and evolutionary origins of social behavior. Her work specializes in mate selection and attraction, behavioral endocrinology, behavior genetics, sex differences, behavioral economics and social networks, and the evolution of cooperation.Along with Robert Kurzban, she directs the Penn Laboratory for Experimental Evolutionary Psychology (PLEEP) and also conducts research in the field. Learn More About Coren's Research