His activities in teaching, research, scholarship, business, and public service have had lasting impact in technical, business, and government communities. His accomplishments have led to many awards and honors. In addition to being a co-recipient (with Raj Reddy) of the ACM Turing Award in 1994, he is a Fellow of the American College of Medical Informatics, of the American Institute of Medical and Biological Engineering, and of the American Association for the Advancement of Science. He is a member of the National Academy of Engineering and of the American Academy of Arts and Sciences.