Bachelor of Science in Chemistry with honors, Roosevelt U., 1969; Master of Science in Chemistry with honors, Roosevelt U., 1975; Doctor of Philosophy in Medical Chemistry, University of Illinois, 1982.
Chemist, United States Steel Company, Chicago, 1965-1966;
chemist, Cook County Coroner' General’ s Office, Chicago, 1967-1969;
from chemist III to chemist IV, Illinois Department Public Health, Chicago, 1969-1977;
assistant chief toxicologist, Illinois Department Public Health, Chicago, 1977-1985;
chief of toxicology, Alabama Department Forensic Sciences, Birmingham, 1985-1990;
chief of toxicology & metabolic diseases, Illinois Department Public Health, Chicago, since 1990. Member legislation writing committee Attorney General's Victim's Driving Under the Influence Task Force, Alabama, 1989. Lecturer University of Illinois, 1978-1985, U. Alabama, Birmingham and Tuscaloosa, 1986-1989.
Member National Committee for Clinical Laboratory Standards.
Staff sergeant German Air Force, 1960-1964. Member International Association Forensic Toxicologists, American Chemical Society, Society Forensic Toxicologists, Massachusetts Spectrometry Discussion Group, Alabama State Police Association, Law Enforcement Association (president Tuscaloosa chapter 1988), Rho Chi.
Married Sungunya Chengcharoen, September 3, 1970. Children: Savit Anthony, Sarunya Pamela.