Barry Popkin
About
Barry Michael Popkin is an American nutrition and obesity researcher at the Carolina Population Center and the W.R. Kenan Jr. Distinguished Professor of Nutrition at the University of North Carolina at Chapel Hill School of Public Health, where he is the director of the Interdisciplinary Center for Obesity. He developed the concept of "nutrition transition". He is the author of over 490 journal articles and a book, "The World is Fat".