Case Institute of Technology, Ph.D. Mathematics (Computer Science), 1965

Smith College, Assistant Professor, Mathematics, 1964 --1970

University of Waterloo, Visiting Assistant Professor, Computer Science,

1968 --1969

Harvard University, Research Associate, Computer Science, 1969 (summer)

York University, Associate Professor, Computer Science, 1970 --1980

University of Toronto, Adjunct Professor, Management Studies, 1983

York University, Chairman, Computer Science, 1971 --1976

Gulf Canada Products, Manager, Systems Planning & Control, 1981

Gulf Canada, Manager, Office Computing, 1982

Teleglobe Insurance Systems, Director, Product Technology Group, 1991--1994

Seneca College, Director, e-Technology Institute, 1999-2001

The Bank of Nova Scotia, Internal Systems Consultant, 1976

Art Benjamin Associates, Senior Associate, 1977

Hickling--Johnston Ltd., Principal, 1980 --1981

Gellman, Hayward & Partners Ltd., Partner, 1988 --1990

GSA Consulting Group, Principal, 1994 --96

Robert Fabian Associates, Partner, 1983 --1988, 1990 --1991, 1994 --