Kansas Natural Resources Council (KNRC) for 3 years and member of the Board of Directors for 3 years.
The Great Plains Nature Photographers for 3 years, also hosted the Fall 1998 biannual meeting at ESU.
Society for the Study of Amphibians and Reptiles (SSAR) for 20 years.
Herpetologists' League for 1 year.
Oklahoma Herpetological Society (OHS) for 9 years and served as President for 2 years. Charter member of the OKC Chapter of OHS.
Kansas Herpetological Society (KHS) for 15 years and served as President for 1 year. Served on the Executive Council for 3 years.
Kentucky Herpetological Society for 2 years.
Northern Ohio Association of Herpetologists (NOAH) for 5 yrs.
Texas Herpetological Society for 2 years.
Bat Conservation International (BCI) for 18 years.
The Nature Conservancy for 18 years, also a member of the Tennessee Chapter for 4 years and the Kansas Chapter for 9 years.
The Wildlife Society, EKU Chapter for 9 years and served as President for 1 year. Member of the parent society for 9 yrs.
Kentucky State Chapter of The Wildlife Society for 3 years (Charter member).
Association of Southeastern Biologists (ASB) for 3 years.
Kentucky Academy of Science (KAS) for 5 years.
Oklahoma Academy of Science (OAS) for 5 years.
National Speleological Society (NSS), EKU Chapter for 10 years and served as President for 6 years. Member of the parent society for 18 years.
Central Oklahoma Grotto (COG), Central Oklahoma Chapter of the NSS for 8 years.