Anthony Lemieux, PhD, is a visiting associate professor, Emory School of Medicine, Department of Pediatrics. Since 9/11, Lemieux has extensively researched and taught on the topics of terrorist motivations, radicalization and the psychology of terrorism from an interdisciplinary approach. He is a social psychologist with interests in intergroup relations with a particular emphasis on understanding the factors that cause people to support terrorist acts and groups.

Nicholas A. Christakis, MD, PhD, MPH, is a social scientist and physician who conducts research on social factors that affect health, health care, and longevity. He directs the Human Nature Lab at Harvard University. Dr. Christakis’ lab is currently focused on the relationship between social networks and health. He is the author of Connected: The Surprising Power of Our Social Networks and How They Shape Our Lives.