Todd Sack, MD, FACP serves as a member of PSR’s board of directors. Dr. Sack is a gastroenterologist and hepatologist in private practice. Dr. Sack is editor of MyGreenDoctor.org, a free environmental service of the Florida Medical Association and the World Medical Association that helps medical offices adopt sustainable practices. He is a member of numerous environmental and medical organizations, including the Council for Healthy Floridians of the Florida Medical Association, JEA’s Clean Power Advisory Group, and the Florida Energy Commission, where he chaired its Climate Change Advisory Group. Dr. Sack is president of the Duval Country Medical Society Foundation. He also serves as a board member of PSR Florida, the Museum of Contemporary Art Jacksonville, the Yulee Historic Council, Inc. the Jacksonville Environmental Protection Board and We Care Jacksonville free clinics. Dr. Sack is a graduate of Yale College and received his medical degree from the University of California School of Medicine San Francisco.