Robby Barbaro, MPH, is an internationally recognized diabetes expert and New York Times best-selling coauthor of Mastering Diabetes. He has helped countless people reverse insulin resistance and regain full control of their metabolic health. Robby earned a master’s degree in public health from American Public University in 2019 and completed his undergraduate education at the University of Florida in 2011. He has been living with type 1 diabetes since 2000. His current A1c is 5.5% and he has a time-in-range above 90% while maintaining an active lifestyle. Robby is a three-time Ironman triathlete, with a top performance of 11 hours and 6 minutes.