Professional Organizations

• International Association of Geochemistry. 01/01/1980 - 02/01/2025. Position : Member and Fellow.
• Geochemical Society. 01/01/1977 - 02/01/2025. Position : Member and Fellow.
• American Geophysical Union. 12/01/1976 - 02/01/2025. Position : Member and Fellow.
• Geological Society of America. 06/01/1975 - 02/01/2025. Position : Member and Fellow.
• American Association for the Advancement of Science. 01/01/1975 - 02/01/2025. Position : Member and Fellow.

Small Group Teaching

• Stable Isotope Ecology Short Course. Taught at the University of New Mexico to 40 graduate students. Included lecture, field and laboratory components.  08/01/2021  -  08/08/2021