In 1997, he was elected a Fellow of the American Association for the Advancement of Science, in 1999, a Fellow of the New York Academy of Medicine, in 2000 a member of the Institute of Medicine, and in 2005 Distinguished Alumni of Augsburg College.
En 1997, il a été fait membre de l'American Association for the Advancement of Science, en 1999, membre de la New York Academy of Medicine, et en 2000, membre de l'Institute of Medicine. En 2005, il a reçu le titre d'ancien émérite du Augsburg College.