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Oklahoma State University
Center For Veterinary Health Sciences

Healthy Animals - Healthy People



Carlos Risco, DVM, DACT

carlos risco

Dr. Risco received his DVM degree in 1980 from the University of Florida, College of Veterinary Medicine and is a diplomate in the American College of Theriogenologists. From 1982 to 1990, he was a full partner at Chino Valley Veterinary Associates in Ontario, California. In 1990, Risco joined the faculty at The University of Florida, College of Veterinary Medicine as an Assistant Professor, and from 2011 – 2018 was Professor and chair of the Department of Large Animal Clinical Sciences. He is currently Professor and Dean, Oklahoma State University, Center for Veterinary Health Sciences.

Risco is author or co-author on 102-refereed publications, 20 review articles, 22 book chapters and has edited one textbook in dairy cattle production medicine. He received a Fulbright Scholar Grant in 2004 to Argentina and in 2005, the Carl Norden Distinguished Teacher and Alumni Awards from the University Of Florida College Of Veterinary Medicine. Risco also received the University of Florida Blue Key Award for distinction in teaching and research in 2005. He received the teacher of the year in Large Animal Medicine award by the class of 1992, 1994, 1996 and 2008, University of Florida, College of Veterinary Medicine.

Associate Dean for Academic Affairs

Margi Gilmour, DVM, DACVO

marji gilmour

Dr. Gilmour received her DVM degree from Michigan State University in 1986. After an internship in small animal medicine and surgery at the University of Georgia, she completed residency training in ophthalmology at Veterinary Ophthalmology of New England (1987-1988) and The Ohio State University (1988-1991). Gilmour became board-certified by the American College of Veterinary Ophthalmologists in 1991. She was in private ophthalmology practice until 2001 when she joined the faculty at Oklahoma State University.

Gilmour’s faculty appointment included clinical service in ophthalmology, research, and teaching ophthalmology in the curriculum. In addition to ophthalmology, Gilmour developed an interest in veterinary medical education. She was appointed a college Teaching Fellow in 2015 and was the recipient of the Zoetis Veterinary Teaching Award and the Regents’ Distinguished Teaching Award. Gilmour was appointed Interim Associate Dean for Academic Affairs (ADAA) in June 2016, and was appointed to the permanent ADAA position in July 2018.

As ADAA, Gilmour oversees all student and academic affairs including Admissions, Curriculum and Professional Standards. Gilmour’s goals for the college include developing a curriculum and culture that produces graduate veterinarians who achieve a successful and satisfying veterinary medical career, and supporting faculty development in education. Gilmour is a proponent of well-being, inclusion, communication and innovation.

Associate Dean of Research and Graduate Education

Jerry Malayer, BS, MS, Ph.D.

jerry malayer

Dr. Jerry Malayer earned his bachelor's degree in 1979 and master's  degree in 1986 from Purdue University. He earned his Doctor of Philosophy from the University of Flordia in 1990. Malayer has held many positions since joining Oklahoma State University in 1994 and currently serves as the Associate Dean of Research and Graduate Education. He is also an adjunct professor in the Department of Biochemistry and Molecular Biology and a tenured professor in the Department of Physiological Sciences.

Malayer's research interests are the role of steroid hormones and their receptors in the control of gene expression during the establishment and maintenance of pregnancy in domestic animals and molecular diagnostics. 

Malayer is a member of the National Council of University Research Administrators (NCURA), The American Association for the Advancement of Science, The Society for the Study of Reproduction (a FASEB affiliate organization), Sigma Xi, The Scientific Research Society, Phi Zeta, The Honor Society of Veterinary Medicine.


Boren Veterinary Medical Hospital Director

J. Jeff Studer, DVM, DACVO

jeff studer

Dr. Jeff Studer is a board-certified veterinary ophthalmologist and the Director of the OSU Boren Veterinary Medical Hospital. Originally from Wichita Falls, Texas, he received his DVM from OSU in 2006. Upon graduation, he completed a one-year small animal medicine and surgery internship at Florida Veterinary Specialists. Studer then performed a three-year residency at The Animal Ophthalmology Clinic in Dallas, Texas. He received Diplomate status by the American College of Veterinary Ophthalmologists in 2011. Studer practiced veterinary ophthalmology and hospital leadership in private practice until 2018, at which time he returned to OSU to serve as Hospital Director and assistant professor of veterinary ophthalmology.

In his spare time, Studer enjoys spending time with his wife, two young sons and their many pets.

Oklahoma Animal Disease Diagnostic Lab Director

Keith Bailey, DVM, Ph.D., DACVP

keith bailey

Originally from Arkansas, Dr. Keith Bailey earned his DVM and Ph.D. degrees from the University of Missouri-Columbia. He became a Diplomate of the American College of Veterinary Pathologists (ACVP) in 2000.

Bailey joined the faculty of Oklahoma State University as a Clinical Associate Professor in October 2010 and became became the fourth Laboratory Director of OADDL in December, 2014

Bailey has diverse pathology experiences. After completing graduate school, he served as Laboratory Director and pathologist at a satellite state diagnostic laboratory in Arkansas that primarily served the commercial poultry industry. He has held administrative and pathologist positions in diagnostic laboratories at two accredited veterinary schools (University of Illinois at Urbana-Champaign and Oklahoma State University in Stillwater).  Bailey also served as an anatomic and comparative pathologist at two major biopharmaceutical companies (Pfizer and Amgen) specializing in human drug development.

In addition to serving as Laboratory Director of OADDL, Bailey also serves as a full-time pathologist with interests in diseases of production animals (particularly cattle, swine and poultry), laboratory animal pathology, and enhanced imaging techniques for assessing completeness of cancer excision in animal models of human disease.

Bailey currently serves as President-elect of the American Association of Veterinary Laboratory Diagnosticians (AAVLD), a member of the AAVLD Accreditation Committee, and a member of the National Animal Health Laboratory Network (NAHLN) Coordinating Council.

Veterinary Clinical Sciences Department Head

Daniel Burba, DVM, DACVS

daniel burba

Dr. Daniel Burba completed an undergraduate study in Biology at Morehead State University, Morehead, KY and earnd his DVM from the College of Veterinary Medicine at Auburn University in 1986. He was accepted into an internship program in Large Animal Medicine and Surgery at Oklahoma State University and subsequently completed a residency in Equine Surgery in 1990. Burba joined Louisiana State University-School of Veterinary Medicine as an assistant professor of equine surgery in 1990. After 25 years at LSU SVM, he joined the Center for Veterinary Health Sciences at Oklahoma State University in 2015.

Burba became a Diplomate of the American College of Veterinary Surgeons in 1995. He is a member of Phi Zeta Veterinary Medicine Honor Society, Gamma Sigma Delta Agriculture Honor Society, Veterinary Wound Management Society, American Association of Equine Practitioners and American Association of Veterinary Clinicians. His research and clinical interests include orthopedics and laser cribbing surgeries. Dr. Burba holds the McCasland Professorship in Biomedical Laser Surgery and is the department head for the CVHS Department of Veterinary Clinical Sciences.

Veterinary Pathobiology Department Head

Jerry Ritchey,  BS, DVM, Ph.D., DACVP

jerry ritchey

Dr. Ritchey earned his B.S. and DVM degrees from Oklahoma State University and his Ph.D. from North Carolina State University. He completed his residency in Veterinary Anatomic Pathology at the North Carolina State Veterinary Hospital at North Carolina State University.

Ritchey has been a Diplomate of the American College of Veterinary Pathologists since 1996. He currently serves as a professor and the department head for the Department of Veterinary Pathobiology. He previously served as a professor of pathology and interim director for the Oklahoma Animal Disease Diagnostic Laboratory from 2012-2013. Ritchey is the McCasland Foundation Endowed Chair in Food Animal Research.

Ritchey is a member of the American College of Veterinary Pathologists, C.L. Davis Foundation, Phi Zeta, Sigma Xi, American Veterinary Medical Association and Oklahoma Veterinary Medical Association.

Physiological Sciences Department Head

Martin Furr, DVM, Ph.D., MA Ed, DACVIM

martin furr

Dr. Furr earned his DVM from Oklahoma State University in 1986. He practiced veterinary medicine at a clinic in Oklahoma and then completed a Residency in Internal Medicine at the Virginia Tech Marion duPont Scott Equine Medical Center in 1989. Furr then became an assistant professor of Large Animal Clinical Sciences at the Virginia-Maryland Regional College of Veterinary Medicine at Virginia Tech.

In 1991, Furr joined the faculty OSU as an Assistant Professor of Equine Internal Medicine and earned Diplomate status, receiving Board Certification from the American College of Veterinary Internal Medicine. In 1996, Furr was promoted to Associate Professor of Equine Internal Medicine, and in 2000, completed his Ph.D. in Neuroimmunology at the University of Maryland. In 2006, he was promoted to full professor, and in 2015 obtained a master's degree in medical education from Michigan State University.

Currently, Furr is Professor and Head of the Department of Physiological Sciences at Oklahoma State University. He continues to teach and consult, and has spoken regularly at national and international meetings on topics of equine internal medicine, neonatalogy and neurology. He has published approximately 90 peer reviewed research papers, and is the primary author and editor of a major textbook of equine neurology, now in its second edition, with his colleague, Dr. Steve Reed. His research interests include equine neonatal medicine and critical care, equine neurology (particularly equine protozoal myeloencephalitis), equine immunology, faculty development and medical education.