Bachelor of Arts, Brooklyn College, 1955; Doctor of Philosophy, New York University, 1964.
Instructor, Douglass College, Rutgers University, New Brunswick, New Jersey, 1960-1962; vice president, Lehman Brothers International, New York City, 1962-1970; president, Seidman & Company Inc., New York City, since 1970; president, director, Productivity Technologies Corporation. Director Amrep Corporation, New York City, Harken Oil Corporation, Dallas. Director, chairman Victoria Station Corporation, San Francisco, 1985-1987.
Trustee Mental Health Association New York, New York City since 1980. Served to private first class United States Army, 1954-1956. Member American Economics Association, University Club (New York City), Lake Waramug Country Club (Connecticut).
Married Herta Lande, September 4, 1964 (deceased). Married Evelyn Patricia Dooley.