- Private practice mathematics tutor, Los Angeles, since 1971. Reader mathematics department University of California at Los Angeles, 1977-1979. Pension actuary Martin E. Segal Company, Los Angeles, 1980-1992.
Active mentor program University of California at Los Angeles Alumni Association, 1978-1979. Member of University California Berkeley Optometry Alumni Assn, Academy of Sciences Fiction,Fantasy and Horror Films, Los Angeles Film Teachers Association, American Mathematics Society, American Optometric Association, California Optometric Association, Mathematics Association American, University California Berkeley Alumni Association (life), University of California at Los Angeles Alumni Association (life), Los Angeles Actuarial Club, Westside Bruins Club (board directors), Golden Key, Phi Beta Kappa, Beta Sigma Kappa.