Michael E. Emch, PhD, a health geographer, is Professor and Chair of Geography at the University of North Carolina at Chapel Hill. He is also Professor of Epidemiology and a Fellow of the Carolina Population Center. He has published widely in the subfield of disease ecology, mostly of infectious diseases of the developing world. He directs the Spatial Health Research Group. He is also a member of the UNC Infectious Diseases, Epidemiology, and Ecology Lab. Many of the courses he teaches are about spatial components of health and disease. Professor Emch is an Associate Editor of Health & Place and an Advisory Editor of Social Science and Medicine.