Ride On St. Louis Program Director Marita Wassman, along with elven other contributors from notable institutions such as Research Center for Human Animal Interaction, College of Veterinary Medicine, University of Missouri, Columbia and College of Veterinary Medicine, Purdue University, have published a quantitative study of the effects of therapeutic horsemanship on military veterans diagnosed with PTSD. The study "Effects of Therapeutic Horseback Riding on Post-Traumatic Str