Vanderbilt mourns Daryl Granner, leader of diabetes research and training

Summary: Dr. Daryl Granner, a famous doctor and scientist, has passed away at age 89. He was a major leader at Vanderbilt University Medical Center. Dr. Granner helped discover how insulin controls blood sugar, which is very important for understanding Type 2 diabetes. He also helped grow Vanderbilt's training programs for new doctors and scientists. He was married to his wife, Nancy, for 67 years. His amazing work will continue to help people for a long time.

For more details, see vumc at news.vumc.org/2026/04/21/vanderbilt-mourns-daryl-granner-md-leader-of-diabetes-research-and-training/ (opens in new tab)