Authors: Kathleen Zelman, MPH, RD, LD. Summary: The podcast provides a brief overview of the May 2011 Journal's Great Fat Debate series, which begins with this introductory article by Kathleen Zelman, MPH, RD, LD. Zelman's article frames the debate, and is followed by transcripts of presentations given at the American Dietetic Association's 2010 Food and Nutrition Conference and Expo by Walter C. Willett, MD, DrPH; Lewis H. Kuller, MD, DrPH; Dariush Mozaffarian, MD, DrPH; and Alice H. Lichtenstein, DSc, all of which explore the role of fat in the diet and its impact on health. May 2011 (Vol. 111, Issue 5, Pages 655-658).