After he lost his adoptive brother from diabetes-related complications, he dedicated his career to making treatment safer and more bearable for others. He became one of the most experienced pancreatic transplant surgeons in the world.
The procedure he developed reduced the mortality rate of diabetic transplant recipients from 40% to less than 10%. Then, he was instrumental in pioneering the commercially most successful immunosuppressant transplant drug in history.
Now, building on decades of research from UW-Madison, his team is on the verge of their next big breakthrough.