Party affiliation: Republican
Registered professional engineer, New York. Registered professional hydrologist. Chemist-bacteriologist Delaware Water Pollution Commission, Dover, 1954-1960.
Assistant professor Rensselaer Polytechnic Institute, Troy, New York, 1960-1965, associate professor environmental engineering, 1965-1973, professor, 1973-1990, professor emeritus, since 1990. Teacher, lecturer Beijing Institute Civil Engineering and Architecture, Tsinghua University, Beijing Institute Environmental Research in Beijing, Northeast Design Institute, Xian, Southwest Design Institute, Chengdu, Shanghai Bureau Environmental Protection, Peoples Republic of China, 1985. Consultant General Electric Company, since 1965, Kinderhook Lake Association, Niverville, New York, 1982, Travelers Insurance Company, Albany, since 1981.
Adjunct professor Lenox Institute Water Technology, since 1980. Project manager Environmental Technology Group, Waterford, New York, since 1981.
Denomination: Reformed Church
Member Water Environment Federation (board directors 1977-1979), American Chemical Society, American Water Works Association, Association Environmental Engineering Professors, National Society Professional Engineers (president capital district chapter 1987-1988), New York State Society Professional Engineers (vice president professional engineers in education 1987-1992), American Academy Environmental Engineering (diplomate), Sigma Xi. Member Reformed Church.