Associate, International Animal Welfare Training Institute (IAWTI), Dec 2015–Present
Vice-Chairman, Leadership Development Committee, American Association of Equine Practitioners (AAEP), Dec 2014–Present. Member since Nov 2011
Member, Professional Conduct and Ethics Committee, American Association of Equine Practitioners (AAEP), Dec 2014–Present
Member, Advisory Board, United Health Products, Inc. (UEEC), Jun 2014–Present
Fellow, Institute for Science in Medicine (ISM), 2012–Present
Consultant, American Association of Veterinary State Boards (AAVSB), Registry of Approved Continuing Education (RACE), 2009–Present
Reviewer, Equine Veterinary Journal, London, England, 2008–Present
Reviewer, Journal of Equine Veterinary Science, 2008–Present
Reviewer, Australian Veterinary Journal, Sydney, Australia, 2008–Present
Member, Board of Advisors, American Council on Science and Health, 2002–Present
Member, Affiliate Faculty, Colorado State University, Department of Philosophy, Jul 2001–Present
Reviewer, American Journal of Veterinary Research, 2015
Member, Educational Program Committee, American Association of Equine Practitioners (AAEP), Dec 2013–Dec 2015
Instructor, course on Equine Welfare, Los Angeles County Department of Animal Care and Control, Sep/Oct 2015
Featured Veterinarian, Ask The Vet, American Association of Equine Practitioners (AAEP), “External and Internal Parasites”, Aug 2014
Instructor, course on Equine Welfare, Riverside County Animal Control, Mar 2014
Member, Equine Welfare Committee, American Association of Equine Practitioners (AAEP), Dec 2010–Dec 2012
Assistant Editor, Equine Veterinary Education, London, England, 2008–2010
Moderator, Equine Discussion Group, American Veterinary Medical Association’s Network of Animal Health (NOAH), 1998–2010
Member, Web Editorial Group of the VetMedInfo Project to Improve library Services for Practicing Veterinarians, National Library of Medicine (NLM), 2008
Featured veterinarian, MyHorseMatters.com, American Association of Equine Practitioners (AAEP), “Nutritional Supplements”, Jan 2006
Featured veterinarian, MyHorseMatters.com, American Association of Equine Practitioners (AAEP), “Navicular Syndrome”, Aug 2003
Member, Committee to Rewrite Guidelines on Alternative and Complementary Veterinary Medicine, American Veterinary Medical Association (AVMA), 1999–2001
Contributing Editor, The Scientific Review of Alternative Medicine, 1998–2001
Member, Consultant Board, World Equine Veterinary Review, 1998–2001
Member, Abstract Review Committee, American Association of Equine Practitioners (AAEP), Dec 1999–Dec 2000
Member, First Committee on Therapeutic Options, American Association of Equine Practitioners (AAEP), Dec 1998–Dec 2000
Scientific Advisor, National Geographic, “The Noble Horse” film, 1999
Member, Committee on Prepurchase Examinations, American Association of Equine Practitioners (AAEP), Dec 1998– Dec 1999
Member, International Committee, American Association of Equine Practitioners (AAEP), Dec 1993–Dec 1996