Bachelor of Science, Massachusetts Institute of Technology, 1954; Master of Arts, Harvard University, 1956; Doctor of Philosophy, Harvard University, 1958.
Member research staff, then manager, International Business Machines Corporation, Yorktown Heights, New York, 1958-1987; professor department electrical engineering, University of Minnesota, Minneapolis, since 1987; Centennial chair department electrical engineering, University of Minnesota, Minneapolis, since 1990. Visiting professor Cornell Univercity, Ithaca, New York, 1984.
Fellow Institute of Electrical and Electronics Engineers (David Sarnoff award 1980), American Physical Society, National Academy of Engineering.
Married Nancy Jennens, June 7, 1955 (divorced February 1970). Children: Eric, Barbara. Married Rosalie Mary Lanzarone, April 10, 1971.