Awards:
- 1990 - Awarded Norbert Wiener Prize from Computer Professionals for Social Responsibility
- 1999 - Rosing Honorary Prize awarded by the Norwegian Data Association
- 2000 - Commander of the Order of Saint Olav by the King of Norway
- 2001 - A. M. Turing Award by ACM
- 2002 - IEEE John von Neumann Medal
Honors:
- 1992, Computerworld prize for "... having made Norway known internationally in the information technology field."
- 1990, Received honorary doctorate from the University of Lund, Sweden
- 1991, Received honorary doctorate from Aalborg University, Denmark
- 2000, Honorary Fellowship by the Object Management Group