Harvard College 1975
First full-time systems programmer for Unix outside of Bell Labs (Harvard U. 1975-1979).
Compiler implementor and language designer since 1980
Lead designer of Ada 95, contributor to Ada 83, Ada 2005, and Ada 2012.
Founder and CTO of SofCheck, Inc. 2002-2011
Director of Language Research, AdaCore, 2012-present
Programming Language Design
Skiing, Tennis, Cycling, Masters Track (200m and 400m)