Dr. Rhatigan is Chief of the Division of Global Health Equity and Director of the Hiatt Global Health Equity Residency Program.  Dr. Rhatigan graduated from Harvard Medical School and completed his residency in Internal Medicine at Brigham and Women’s Hospital, where he practices hospital medicine.  He has held several leadership positions in post-graduate medical education.  As one of the key faculty members of the Harvard Global Health Delivery Project, he examines the delivery of health services in low-resource settings through case studies. He is one of the co-directors of Harvard’s summer program in Global Health Effectiveness and an Associate Professor at Harvard Medical School and the Harvard School of Public Health.