Jon McGraw is president of Buttonwood Financial Group in Kansas City, Mo. Jon oversees a team focused on managing financial strategy uniquely designed for individuals and multigenerational families. The firm provides comprehensive tax, insurance, estate, investment, cash flow, retirement, education and business strategies integrated into clients’ lives and focused on their unique objectives.

Jacquie Morgan is chief operating and growth officer of Buttonwood Financial Group. She oversees all operational functional areas of the firm with an emphasis on alignment of process and technology for efficiency and strategic profitability enhancement. Jacquie has more than 20 years of business leadership growth and consulting experience spanning the entrepreneurial community to multinational corporations.

Jackie Pringle is an of counsel attorney in the Overland Park, Kan., office of Spencer Fane, where she focuses her practice on providing clients with legal counsel on complex tax matters including estate planning; probate administration; tax controversy; state and local tax issues; and international withholding taxes, U.S. compliance issues, and entity formation. Her clients include businesses of all sizes as well as high net worth individuals.

Dr. Beshear is co-founder of Old Dominion Equine Associates in Keswick, Va. After receiving his veterinary degree in 2000 from The Ohio State University, Dr. Beshear moved to Virginia to pursue his interest in sports medicine and established his practice two years later.  An avid fox hunter and amateur three-day event rider, Dr. Beshear is a licensed FEI Treating Veterinarian and spends his time traveling the country working and competing at FEI events.

Colorado State University, College of Veterinary Medicine
Assistant Professor in Equine Sports Medicine

Dr. Erin Contino is a 2010 graduate of Colorado State University (CSU), where she simultaneously earned a Master's degree in Clinical Sciences. After completing a 1-year internship at Pioneer Equine Hospital in California, she returned to CSU for a 3-year residency in Equine Sports Medicine and Rehabilitation followed by a 1-year fellowship in equine musculoskeletal ultrasound before joining CSU faculty as an Assistant Professor in Equine Sports Medicine. Her clinical and research interests include diagnosis and treatment of lameness and poor performance in equine athletes. She is an avid 3-day eventer and is active in the American College of Veterinary Sports Medicine and Rehabilitation and the AAEP.

Dr. Sherry Johnson attended veterinary school at Iowa State University, completed an equine internship at Equine Medical Center of Ocala and then completed a one-year equine diagnostic imaging fellowship at Colorado State University. She then transitioned into the collaborative Equine Sports Medicine & Rehabilitation residency program through Colorado State University and Equine Sports Medicine, LLC. Following her residency training, she became a Diplomat of the American College of Veterinary Sports Medicine and Rehabilitation (DACVSMR) in 2019. She then completed a PhD program at Colorado State University with specific research focus on orthopedic rehabilitation, specifically tendon healing and blood flow restriction training (2022). Dr. Johnson is the recipient of the American Quarter Horse Foundation Young Investigator Award (2018), named the EQUUS Foundation Research Fellow (2019), and was most recently granted the Storm Cat Career Development Award (2020), Iowa State University’s 2020 Young Alumni Award and the American Association of Equine Practitioners (AAEP’s) President Award (2020). She is honored to serve as the Program Chair of AAEP’s Performance Horse Committee and is a 4-time Kester News Hour moderator. She also serves on the equine advisory board for Pulse Vet Technologies, LLC, as a key opinion leader for American Regent Animal Health, and on Iowa State University’s College of Veterinary Medicine strategic advisory board. She is a partner & managing rehabilitation veterinarian of Equine Sports Medicine & Rehabilitation, LLC (ESMR) for which she oversees rehabilitation centers located in both Whitesboro, TX and Scottsdale, AZ. 

Dr. Lamb is a board-certified equine surgeon at Oakridge Equine Hospital in Edmond, Okla., where he completed an internship and surgery residency after receiving his veterinary degree from Texas A&M University in 2007. Following his residency, Dr. Lamb served as an assistant clinical professor of large animal soft tissue surgery at Texas A&M from 2012–2015, until returning to Oklahoma to accept an associate surgeon position at Oakridge Equine Hospital.

Dr. Arbittier is an associate professor of clinical equine field service at the University of Pennsylvania School of Veterinary Medicine, from which she received her veterinary degree in 2001. She joined Penn Vet in 2013 following 12 years as a senior associate at Blauner, Vecchione and Associates in Lansdale, Penn. Dr. Arbittier is also executive director of HAARBOR Inc., a special needs animal adoption network and sanctuary.

Dr. Zeliff is founder and managing partner of Allegheny Equine in Murrysville, Penn., as well as a current AAEP board member. After receiving his veterinary degree from Purdue University in 1988, Dr. Zeliff completed an internship at the Elmont Equine Hospital at Belmont Park in New York, before relocating to western Pennsylvania in 1989. He opened his current practice in 1992. His primary interests are equine reproduction, sports medicine, lameness and practice management. Dr. Zeliff completed his MBA in 2019.

Dr. Freer retired from practice in 2023 after a career as a solo ambulatory practitioner in Tryon, N.C. Dr. Freer received her veterinary degree in 1988 from North Carolina State University. She served on the AAEP’s board of directors from 2015–2017, and on the Finance and Membership Development committees. In addition, Dr. Freer advocated for strengthened ties within the regional farrier and veterinary communities through establishment in 2010 of monthly “farrier jam session” educational events.

Dr. Crabbe spent 30 years as a private practitioner and owner of Pacific Crest Sporthorse, a three-doctor general equine practice in the Portland, Ore.-area. She had a special interest in performance horse medicine. Dr. Crabbe earned her veterinary degree from the University of California, Davis in 1989, and she has a Masters in Bioethics from the Neiswanger Institute of Bioethics. An avid dressage rider, Dr. Crabbe serves on the AVMA’s Council on Veterinary Services.

Dr. Mueller is professor emeritus of surgery at the University of Georgia College of Veterinary Medicine and a member of the AAEP’s board of directors. He will be installed as AAEP’s 2025 vice president in December. After receiving his veterinary degree from Michigan State University in 1989, Dr. Mueller completed an internship, surgical residency and PhD at the University of Georgia, where he joined the faculty in 1996. He retired in 2019. Dr. Mueller serves on the AVMA Council on Education.

Dr. Ellerbrock is an assistant professor of theriogenology at the University of Georgia College of Veterinary Medicine. Dr. Ellerbrock received her veterinary degree from Cornell University in 2012 and completed a residency in theriogenology at the University of Illinois Urbana-Champaign in 2016. She has a special interest in high-risk pregnancies and the post-partum mare. 

Dr. Wolfsdorf is a reproduction and fertility specialist with Hagyard Equine Medical Institute in Lexington, Ky. After receiving her veterinary degree from the University of Florida, Dr. Wolfsdorf completed an equine field service internship at North Carolina State University and a theriogenology residency at the University of Florida. Following a year working in Australia, she joined Hagyard Equine as an associate in 1996 and became a member in 2002. Her main areas of interest are infertility in the mare and problems during pregnancy.

Dr. Arbittier is an associate professor of clinical equine field service at the University of Pennsylvania School of Veterinary Medicine, from which she received her veterinary degree in 2001. She joined Penn Vet in 2013 following 12 years as a senior associate at Blauner, Vecchione and Associates in Lansdale, Penn. Dr. Arbittier is also executive director of HAARBOR Inc., a special needs animal adoption network and sanctuary.

Dr. Nielsen is the Schlaikjer Professor in Equine Infectious Disease at the University of Kentucky's M.H. Gluck Equine Research Center as well as the current president of the American Association of Veterinary Parasitologists. Dr. Nielsen received his veterinary degree from the Royal Veterinary and Agricultural University in Denmark, and he is board certified in veterinary parasitology with both the European Veterinary Parasitology College and the American College of Veterinary Microbiologists. Dr. Nielsen serves as co-editor in chief for the scientific journal Veterinary Parasitology, is co-author of Handbook of Equine Parasite Control and has published more than 120 peer-reviewed publications. 

Dr. Reinemeyer is founder of East Tennessee Clinical Research, a privately held contract research organization that conducts pharmaceutical development studies for commercial sponsors. He started the company in 1998 following 14 years on faculty at the University of Tennessee College of Veterinary Medicine, where he taught veterinary parasitology. A graduate of the Ohio State University College of Veterinary Medicine, Dr. Reinemeyer is a board-certified veterinary parasitologist and past president of the American Association Veterinary Parasitologists. He has authored over 90 peer-reviewed articles and book chapters, co-authored Handbook of Equine Parasite Control (2nd ed.) and delivered over 200 papers at scientific meetings and continuing education conferences.

Dr. Martinez is a field care veterinarian at Hagyard Equine Medical Institute in Lexington, Ky., where he completed an ambulatory internship after receiving his veterinary degree from Oklahoma State University. Dr. Martinez chairs both the Student Programs Group within the AAEP’s Scientific Review and Editorial Committee as well as the AAEP’s Foreign Veterinary Graduates Task Force.

Dr. Raul Bras grew up in Puerto Rico where he showed and bred Paso Fino horses.  He finished his undergraduate at Louisiana State University with a bachelor's in Animal Science. He graduated from Ross University Veterinary School in 2005 and completed his clinical year at Auburn University. In 2005, Dr. Bras completed a surgery internship at Rood & Riddle Equine Hospital, the following year Dr. Bras stayed on as an Associate Veterinarian in the Podiatry Department of Rood & Riddle.  Dr. Bras completed the farrier program at Cornell University in 2007 and in 2010 became a Certified Journeyman Farrier of the American Farriers Association. In 2012, he became a shareholder at Rood & Riddle Equine Hospital. In addition to providing his expertise in equine podiatry in Lexington, Kentucky, Dr. Bras currently travels all over the states and internationally to provide his expertise and knowledge as a worldwide leader in Equine Podiatry. He is devoted for the better of the vet-farrier relationship and an active participant within all associations in the industry such as the AAEP, NEAEP, AAPF, AFA, and many others.  In 2015, Dr. Bras was recognized by his peers for his efforts in the industry and inducted into the International Equine Veterinarian Hall of Fame. Dr. Bras is passionate for his profession and the well-being of the horse, but most importantly he is fully dedicated and devoted to his family. 

Dr. Wilson is executive director of the Minnesota Board of Veterinary Medicine and partner in Turner Wilson Equine Consulting in Stillwater, Minn. Dr. Wilson is also co-founder of the Equitarian Initiative and has led the Equitarian project in Honduras since 2012. Her volunteer legacy with AAEP includes prior service on the board of directors, as chair of the International Committee, and as member of many other committees.

Glen M. Krebs has more than 35 years of experience as an international and immigration lawyer. On behalf of his clients, he has attended interviews at U.S. embassies in Ghana, China, Japan, Russia, Canada, and Bulgaria.  He has represented immigration clients from more than 70 countries. He currently leads Wyatt, Tarrant & Combs LLP’s representation of numerous Korean applicants related to the new battery plants in Kentucky and Tennessee.

Glen W. Krebs concentrates his practice in international and immigration law with Wyatt, Tarrant & Combs, LLP. He earned his J.D. from the Vanderbilt University Law School, where he was a member of the Law and Business Society, Immigration Law Society, International Law Society and Christian Legal Society. Prior to attending law school, Glen earned his B.A. in Political Science from Brigham Young University.

Dr. Arbittier is an associate professor of clinical equine field service at the University of Pennsylvania School of Veterinary Medicine, from which she received her veterinary degree in 2001. She joined Penn Vet in 2013 following 12 years as a senior associate at Blauner, Vecchione and Associates in Lansdale, Penn. Dr. Arbittier is also executive director of HAARBOR Inc., a special needs animal adoption network and sanctuary.

Dr. Buck is passionate about veterinary wellbeing, the human-animal bond and communities of healing. She received her PhD in social work and social research from Bryn Mawr College and currently serves as a professor at West Chester University in Pennsylvania, a veterinary wellbeing consultant with VetCor, and a part-time counselor at the University of Pennsylvania School of Veterinary Medicine.

Dr. Christakos is a shareholder at Littleton Equine Medical Center in Littleton, Colo., and a member of the AAEP board of directors. Upon receiving her veterinary degree from Colorado State University, Dr. Christakos completed an internship at Littleton Equine where she has remained on staff. Dr. Christakos is a past president of the Colorado Veterinary Medical Association, a member of the AAEP’s Scientific Review and Editorial Committee and has volunteered with AAEP student programming.

Dr. Reuss is equine technical manager with Boehringer Ingelheim in Duluth, Ga., and chair of the AAEP’s Horse Owner Education Committee. A veterinary graduate of the University of Pennsylvania, Dr. Reuss completed her internship at the Equine Medical Center of Ocala. She transitioned from academia to industry in 2016 following six years as a clinical assistant professor and chief of the large animal medicine service at the University of Florida. She also served on the Admissions and the Internship and Residency Evaluation committees and as a faculty advisor to the AAEP and AVMA Student Chapters.

Dr. Tyma is a board-certified surgeon at Rhinebeck Equine in Rhinebeck, N.Y., where she completed her internship following graduation from Cornell University. She returned to Rhinebeck Equine in January after three years as an associate surgeon at The Mid-Atlantic Equine Medical Center. Dr. Tyma also completed a large animal surgical residency at the University of Georgia and is certified in veterinary acupuncture. Dr. Tyma is passionate about providing dedicated mentorship and a strong sense of community for intern veterinarians through her practice.

Dr. Barton holds the Fuller E. Callaway Endowed Chair and is a Josiah Meigs Distinguished Teaching Professor at the University of Georgia College of Veterinary Medicine. She also serves as assistant dean of clinical academic affairs, overseeing the program for third- and fourth-year veterinary students. Dr. Barton received her veterinary degree from the University of Illinois before completing an internship at North Carolina State University and a combined Large Animal Residency and Ph.D. in physiology at the University of Georgia.

Dr. Martinez is a field care veterinarian at Hagyard Equine Medical Institute in Lexington, Ky., where he completed an ambulatory internship after receiving his veterinary degree from Oklahoma State University. Dr. Martinez chairs both the Student Programs Group within the AAEP’s Scientific Review and Editorial Committee as well as the AAEP’s Foreign Veterinary Graduates Task Force.

Dr. Stover is the Racetrack Safety Committee Chair for the Horseracing Integrity and Safety Authority (HISA).  She earned her veterinary degree at Washington State University and her PhD at the University of California Davis.  She is a diplomate of the American College of Veterinary Surgeons.  Her major research focuses are the biomechanics and prevention of musculoskeletal injuries in equine athletes and treatment of orthopedic disorders in domestic and non-domestic animals.  Her key contributions include discovery and detection of lesions that predispose to catastrophic injuries in racehorses and elucidation of factors that contribute to injury development in sport horses.  Current research efforts are focused on understanding how training and injury affect bone adaptation or propensity for bone fracture and the effects of arena surface materials and shoes on hoof and fetlock biomechanics and thus propensity for injury in athletes.

Dr. Langsam is apartner at South Florida-headquartered Teigland, Franklin and Brokken DVMs, Inc.(TFB Equine), and manager of its Belmont Park division. She joined TFB Equinein 2003 and became a partner in 2009 and, in 2012, expanded the practice toprovide year-round services for its clients at Belmont Park in Elmont, N.Y. I

Dr. Ortved is an associate professor of large animal surgery and the Jacques Jenny Endowed Term Chair in Orthopedic Surgery at the University of Pennsylvania School of Veterinary Medicine. Dr. Ortved received her veterinary degree from the University of Guelph and is board certified in veterinary surgery and veterinary sports medicine and rehabilitation. Her research focuses on establishing regenerative therapies to improve musculoskeletal healing using the horse as a model for human disease. Dr. Ortved has co-anchored the Kester News Hour at the AAEP Annual Convention since 2022.

Dr. Engiles is a board-certified veterinary pathologist and professor of pathology at the University of Pennsylvania School of Veterinary Medicine, where she provides autopsy and biopsy services for the Pennsylvania Animal Diagnostic Laboratory System and teaching hospital. Dr. Engiles also provides research-related services that support clinical and translational large animal models. Her research expertise includes equine pathology and orthopedic pathology, including equine laminitis. Dr. Engiles received her veterinary degree from PennVet and has served on faculty at New Bolton Center since 2007.