In this Aug. 17, 2010, file photo, James Hill, who will head up a a new Health and Wellness Center that will be built at the Anschutz Medical Campus, University of Colorado, ponders a question during an interview at his office in Denver. Hill, a University of Colorado professor who came under fire for heading an obesity-fighting group funded by Coca-Cola, announced his resignation Thursday, March 24, 2016, from his executive director position at the Anschutz Health and Wellness Center.