Bachelor, City College of New York, 1955. Master of Arts, Adelphi University, 1960. Doctor of Philosophy, New York University, 1971.
Teacher mathematics Eastwoods School, Oyster Bay, New York, 1956-1958, Roslyn public schools, 1958-1962. Member faculty San Jose State College, California, 1962-1964. Professor mathematics Commonwealth Post College, Brookville, New York, 1964-1970.
Professor philosophy New York University, New York City, since 1970. Visiting professor United States Military Academy, West Point, New York, 1976-1978, Hofstra University, Adelphia University. Consultant, lecturer General Electric Corporation, Croton-on-Hudson, New York, Industrial College Armed Forces, Washington.
Member American Philosophical Association, Association Symbolic Logic, Beta Lambda Sigma, Omega Epsilon.
Married Helen Bassett, February 20, 1960. Children: Sarah Elizabeth, Keith Porter.