Barry Popkin

Barry Michael Popkin (born May 23, 1944) is an American nutrition and obesity researcher at the Carolina Population Center and the W.R. Kenan Jr. Distinguished Professor of Nutrition (as well as Carla Smith Chamblee Distinguished Professor of Global Nutrition) at the University of North Carolina at Chapel Hill School of Public Health, where he is the director of the Global Food Research Program. He developed the concept of "nutrition transition". He is the author of over 650 journal articles and a book, ''The World is Fat'', translated into a dozen languages. Provided by Wikipedia