a). The Wildlife Society, since 1974
Member Southwest Section since 1999
Member of Wildlife Damage Working Group since 1999
Member of Wildlife Economics Working Group since 2004
Reviewer for Wildlife Society Bulletin 2002-2005

b). Texas Chapter The Wildlife Society, since 1974
Candidate for Vice President in 2004 election
Co-Chair of Local Arrangements Committee 2004/2005
Secretary 2003/2004
Board Member at Large 2002/2003
Chair of various committees, including Membership (2002/2003), Local Arrangements (1999/2000)

c). Society for Range Management, since 1978
Member Advisory Committee since 2009

d). Texas Section Society for Range Management, since 1978
Member Activities Committee 2005
Vice President 2011
President 2012

e). Texas A&M AgriLife Extension Specialists Association, since 1998

f). Epsilon Sigma Phi, since 2006

g). Association of Natural Resource Extension Professionals, since 2006

h). Rolling Plains Bobwhite Brigade
Member of Steering Committee and instructor since 1998
Board Member at Large for Rolling Plains Bobwhite Brigade, Texas Brigades-2003 – 2005

i). Texas Brigades Youth Wildlife Leadership Camps
Member Texas Brigades Steering Committee since 1998
Served as Board Member at Large for Rolling Plains Bobwhite Brigade 2003-2005
Chair, Inventory and Curriculum Committee 2005
President 2006-2007

j). South Texas Buckskin Brigade
Member Steering Committee and instructor 2000 – 2005

k). North Texas Buckskin Brigade
Member Steering Committee and instructor since 2003

l). Texas Wildlife Association
Director 2010-2013
Region Chair- Panhandle 2010-present