Ann M. Swinker

Dr. Ann Swinker, Associate Professor in Equine Sciences, Penn State University and Horse Extension Specialist has been involved in the horse business for over 35 years. Ann began her career manager an Arabian Horse Stables in the south western Pennsylvania. During that time she was involved in breeding, training, marketing, importing and showing a herd of purebred Arabian horses.

In 1990 to 2001, Dr. Swinker served as the Extension Horse Specialist at Colorado State University and a professor of Equine Science. Dr. Swinker has received several awards from the National Association of County Agricultural Agent and American Society of Animal Science. Dr Swinker was named “Horse Person of the Year in 2001 by the Colorado Equine Council. She serves on the Pennsylvania Equine Council board of directors, PA Farm Bureau; American’s Unwanted Horse Collation and is a member in several other equine related organizations.

Dr. Swinker has served on several graduate research committees. Her research activities have addressed several management and environmental issues such as: stable air quality, small acreage management, and composting and manure management, water quality, in addition to behavior and reproductive issues. She has served on numerous extension, university and professional society committees.

Dr. Swinker has authored several refereed papers, abstracts/proceedings, popular press articles. In addition, she conducts many workshops, presentations and clinics each year. Today she and her husband Dr Dan Kniffen own and breed Arabian, Trakehner Horses and raise Hereford cattle in Spring Mills, PA.

Dr Swinker lead  the effort in conducted  the 2006 American Youth Horse Council's Equine Youth Study and the 2003 Pennsylvania Economic Impac t Study .

Teaching Experience:

Dr Swinker's position of Extension Horse Specialist at Pennsylvanian State University is a 80 percent Extension/20 percent teaching position. Swinker's undergraduate teaching responsibilities have included the following:

• Equine Riding Instructors Training (ANSC 497)
  
• Equine Events Management (ANSC 297)
• Guest lecturing in several equine and extension related courses

Dr. Swinker has serves on graduate committees and advises undergraduate students.

Membership in Professional Societies:

Awards and Honors

Research and Teaching Interests

Dr. Swinker’s research activities have addressed several management and environmental issues related to the horse industry, including stable air quality, small acreage management, composting and manure management, water quality, economic impact studies, and behavior and reproductive issues. She has served on numerous extension, University, and professional society committees.

Dr. Swinker has authored or co-authored twelve refereed papers, 44 abstracts/proceedings, more than 200 popular press articles, 18 extension publications, eight educational video tapes, 55 general and newsletter articles and 3 book chapters. In addition, she has conducted many workshops, presentations and addresses.

Selected publications

• Swinker, A.M., J.R. McCurley, E.R. Jordan, D.M. Kniffen and R.A. Dailey. 1991. Effects of reproductive parameters on equine serum thyroid hormone levels. Amer. Soc. Anim. Sci. 59 (Suppl. 1).
• Swinker, A.M., J.R. McCurley, E.R. Jordan, D.M. Kniffen and R.A. Dailey. 1991. Effects of dietary excesses on equine serum thyroid hormone levels. Proc. Eq. Nutr. Phys. Soc. 255.
• Yemm, R.S., D.L. Kohrt, D.M. Kniffen, A.M. Swinker, B.R. Gillmore and K.L. Hossner. 1992. DNA fingerprinting of sheep and horses for paternity testing using the microsatellite probe (GTG)5. Proc. West. Sec. Amer. Soc. Anim. Sci. 43:99-102.
• Allen, N.T., K.D. Butler and A.M. Swinker. 1993. The effects of mediolateral balance on equine hoofs. J. Anim. Sci. (70 (Suppl. 0) :254 (Abstr.).
• Swinker, A.M., E.L. Squires, E.L. Munford, J.E. Knowles and D.M. Kniffen. 1993. Effect of body weight and body condition score on follicular development and ovulation in mares treated with GnRH analogue. J. Eq. Vet. Sci. 13(9):519.
• Swinker, A.M. and J. Heird. 1994. Trends, opportunities and issues in the horse industry. Encyclopedia of Agricultural Science. Academic Press, San Diego, CA.
• Swinker, A.M. and D.E. Johnson. 1995. Equine industry manure disposal practices, variation and magnitude. ARPAS. September 11(3):434.
• Swinker, A.M., E.L. Squires and E.L. Munford. 1995. Correlation of thyroid hormone levels to ovulation in anestrous mares treated with varying doses of GnRH analogue. ENPS Proceedings.
• Grandin, T., M.J. Deesing, J.J. Struthers and A.M. Swinker. 1995. Cattle with hair whorl patterns above the eyes are more behaviorally agitated during restraint. Amer. Soc. Anim. Sci. (Abstr.), p. 127.
• Tanner, M.K., A.M. Swinker, J. Traub-Dargatz, L. Stiffler, P. McCue, D.K. Vanderwall, D.E. Johnson and L.M. Vap. 1998. Respiratory and Environmental effects of recycled phone book paper versus sawdust as bedding for horses. J. Eq. Vet. Sci., 18(7):471.
• Ford, K.N., A.M. Swinker, J.L. Traub-Dargatz and J.M. Cheney. 1998. The prevalence of cryptosporidium and giardia in the trail horse population utilizing public lands. J. Eq. Vet. Sci., 18(1):38.
• Tanner, M.K., A.M. Swinker, M.L. Beard, G.N. Cosma, J.L. Traub-Dargatz and A.B. Martinez. 1998. Effect of phone book versus sawdust and straw bedding on the presence of airborne gram-negative bacteria, fungi and endotoxin in horse stalls. J. Eq. Vet Sci. 18(7):457.
• Swinker, A.M., M.K. Tanner, D.E. Johnson and L. Benner. 1998. Composting characteristics of three bedding materials. J. Eq. Vet. Sci. 18(7):462.
• Swinker, A.M., K.N. Forde, J.L. Traub-Dargatz and J. Hyatt. 1999 Prevalence of Commercial and Private Trail Horse Recreational Use on Public Lands in Colorado. Proc. Eq. Nutr. Physiol. Soc.
• Swinker A. M., M. L. Swinker, and J. L. Kollar, 2001, Equestrian riding arena surfaces and the use of dust suppressants, Proc. Eq. Nutr. Physiol. Soc.
• Crawford K., A. Swinker, A. Seidl, and W.D. Lamm, 2001, Colorado's Equine Industry Hay Utilization Practices, Proc. Eq. Nutr. Physiol. Soc.
• A. Swinker, P. Tozer and M. Shields. June,30,2003. Pennsylvania Horse Power, Equine Economic Impact Study. Penn State, College of Agricultural Sciences. Vol. 1, No 1.: 1-20.
• A. Swinker, P. Tozer, E. Landis, M. Shields. June 2003. Pennsylvania Equine Industry Inventory, Economic and Demographic Characteristics. PSU Extension.
• Kollar J. L, A.M. Swinker, M.L. Swinker, April 2005, A survey of respiratory disorders in equestrian instructors, ARPAS, vol 21, No.2.
• Vanderman, K., Swinker, A., Gill. B, Radjalrosjma. R., Kniffen, D., Staniar, W., McKernan H., and Miller, R. 2009. Survey on th Implementation of National Equine Identification in the United State, J. Eq. Vet. Sci. 29:819-822.