BCom honorary, Cairo University, 1961. Master of Business Administration, Indiana University, 1965. AM, Indiana University, 1966.
Doctor of Philosophy, University Illinois-Urbana, 1972.
Assistant professor business, Columbia University, New York City, 1972-1974; associate professor, Columbia University, New York City, 1974-1975; associate professor business administration, Duke U., Durham, North Carolina, 1975-1977; W.J. Matherly professor accounting, U. Florida, Gainesville, 1977-1980; graduate research professor, U. Florida, Gainesville, 1977-1983, 84-; director Accounting Research Center, U. Florida, Gainesville, 1977-1983, 84-90; Weldon Powell professor, University of Illinois-Champaign, 1983-1984. Visiting Winspear Foundation professor of University Alberta, 1982-1983.
Member American Accounting Association (doctoral fellow 1971-1972, director research 1980-1982, editor Accounting Review 1989-1993, Wildman award 1990), American Economics Association, American Finance Association, Canada Academy Accounting Association, Academy Accounting Association of Australia and New Zealand, European Accounting Association, Finance Economists Roundtable, Beta Alpha Psi, Beta Gamma Sigma.
Married Maria Eugenia, June 30, 1973 (divorced September 1993). Children: Jasmine, Catherine, Justin Christopher.