text: *1972–1975 – Associate Member, Viking Lander Science Team, NASA
  *1979–1982 – – Member, Committee on Response Strategies to Unusual Chemical Hazards, Assembly of Life Sciences, National Research Council
  *1982 – U.S. Coordinator, U.S.-Japan Joint Seminar on “Microcolumn Separation Methods and their Ancillary Techniques,” Honolulu, Hawaii
  *1980–1984 – Member, Advisory Committee to the Analytical Chemistry Division, Oak Ridge National Laboratory
  *1986 – Instructor, ACS Short Course on Supercritical Fluid Chromatography
  *1988, 1990 – Organizing Committee, International Symposium, “Microcolumn Separation Methods,” Bloomington, IN and Aronberg, Sweden
  *1988, 1991 – Scientific Committee, International Symposium, “HPLC 88” and “HPLC 92”
  *1977–Pres. – Instructor, ACS Short Course on Capillary Gas Chromatography
  *1978–Pres. – ACS Lecture Tour Speaker
  *1990–Pres. – Scientific Committee, International Symposia on Capillary Chromatography
  *1994 – Scientific Committee, Glycobiology: Analytical Methods
  *2003 – Member of the Center for the Integrative Study of Animal Behavior, Indiana University
  *2004 – Member of the Indiana University Cancer Center, IU School of Medicine