Roger Needham
Professor of Computer Science at the University of Cambridge and Managing Director of Microsoft's Cambridge Research Laboratory.
Regretfully, Roger passed away (from cancer) on Feb 28th, 2003, aged 67. :-(
You can find a wonderful tribute made to him in a special celebration on Feb 17th, 2003 here: http://www.research.microsoft.com/~aherbert/needham_50_5.aspx
-- DavidWeller