Bachelor of Science in Economics, University Pennsylvania, 1953. Master of Business Administration, Harvard University, 1955.
General partner Hallgarten & Company, New York City, 1955-1964. Co-managing partner First Manhattan Company, 1965—2005.
Vice chairman Carnegie Hall, Vicorp Restaurants, Inc. Trustee Skidmore College. Board director Primerica Corporation.
Married Nancy Eisner, July 29, 1956 (deceased). Children: Kenneth, R. Thomas, Mark, James.