Dr. Purswell graduated from University of Georgia, D.V.M in 1977 , and she received a M.S. in 1981 and a Ph. D. in 1985. Since then, Dr. Purswell has been a Professor at Virginia Tech and a Diplomat of The American College of Theriogenologists. Her primary emphasis is on Canine and Equine Veterinary Acupuncturist CSU 2008.