Tamara Giles-Vernick conducts anthropological and historical research on hepatitis B and C transmission and control, zoonoses, buruli ulcer, and the emergence of HIV in Africa. Based at the Epidemiology of Emerging Diseases Unit of the Pasteur Institute in Paris, she has published two books and multiple articles on global public health, environmental history, conservation, and oral historiography. James L. A. Webb, Jr. is a Professor of History at Colby College. He is the editor of the Ohio University Press series "Perspectives on Global Health" and the "Series in Ecology and History" and the author of "Humanity's Burden: A Global History of Malaria" and "The Long Struggle against Malaria in Tropical Africa." He is currently writing a book on the historical epidemiology of diarrheal diseases.