Dr Kai Ruggeri is an Assistant Professor in the Department of Health Policy & Management. Kai joined Columbia from the Department of Psychology at the University of Cambridge, where he directs the Policy Research Group that he founded in 2013. He studies how policy influences population behavior, and how integrating evidence into policies can improve economic outcomes and population well-being. His teaching is primarily in analytics and decision-making as well as in behavioral and managerial economics. His current projects involve a number of data-driven policy studies focusing on large-scale behavioral insights related to economic and health choices. Partners include local and national governments, non-profit organizations, industry, and other academic institutions, in New York, various parts of the US, and abroad.