USA - 2008
For his tireless efforts on behalf of ACM, most notably his visionary and continuing leadership in the creation of Queue and the ACM Professions Board as well as his expert guidance as Chair of ACM's Investment Committee and support for the International Computing Programming Contest. Dr. Bourne's work fosters goodwill for the computing profession and draws the best of the next generation to ACM.
USA - 2005
For contributions to the development of UNIX and for effective leadership of ACM.