Geography, Geology and Planning
Corresponding Member of the Subcommission on Cambrian Stratigraphy, which is sponsored by the Commission on Stratigraphy, International Union of Geological Sciences. This is an international group of specialists that is attempting to refine correlations of Cambrian strata. I attended the first committee meeting in Sydney, Australia in 1976; a second in Paris, France in 1980; a third in Moscow, USSR in 1984, a fourth in Washington, D.C. in 1989, a fifth in Novosibirsk, Siberia, in 1990.
Corresponding Member of the Subcommission on Ordovician Stratigraphy (similar to above).
Voting Member (1973-1992), Secretary (1980-1992), and Corresponding Member (1993-present) of the International Working Group on the Cambrian-Ordovician Boundary, sponsored by the Commission on Stratigraphy. This Working Group is composed of 13 voting members from U.S.A., Canada, United Kingdom, Germany, Australia, New Zealand, China, Estonia, and Russia. Corresponding members are from 18 countries. We are attempting to achieve international agreement on a redefinition of the Cambrian-Ordovician boundary. I attended meetings of the Working Group at the 25th International Geological Congress in Sydney, Australia in 1976; at the Third International Symposium on the Ordovician System in Columbus, Ohio in 1977; at the 26th International Geological Congress in Paris, France in 1980; at the Second International Symposium on the Cambrian System in Colorado in 1981; at the Fourth International Symposium on the Ordovician System in Oslo, Norway in 1982; at the symposium on the Cambro-Ordovician and Ordovician-Silurian Boundaries in Nanjing, People's Republic of China in 1983; at the 27th International Geological Congress in Moscow, USSR in 1984; a plenary meeting at the University of Calgary, Canada in 1985; a conference at Dayangcha, China in 1986; at the Fifth International Symposium on the Ordovician System in St. Johns, Newfoundland; at the 28th International Geological Congress in Washington, D.C. in 1989; at the Third International Symposium on the Cambrian System in Novosibirsk, Siberia, in 1990; at the Sixth International Symposium on the Ordovician System in Sydney, Australia in 1991; and at the Seventh International Symposium on the Ordovician System in Las Vegas, Nevada in 1995.
Vice President of the Central Section of National Association of Geology Teachers, 1989-90, and President of the Central Section of National Association of Geology Teachers, 1990-91.
Helped organize and lead field trips for professional geologists in conjunction with various national and international meetings, as follows:
Elected in a national election to serve 1993-1996 as member of Electorate Nominating Committee of Geology and Geography Section of American Association for the Advancement of Science; this committee nominates candidates for election of officers for this section.