Claudia and Bill Parkhurst

Editor's note: Ethics is a critical reflection on how we should act and why from a moral point of view. Animal ethics studies how and why we should take nonhuman animals into account in our moral decisions. Because of public pressure and increased understanding on the sentient nature of animals, use of animals in sport and entertainment is being questioned in a way like never before. In this new series, Equine Ethics, Diana Pikulski, a former criminal defense attorney and Executive Director of the Thoroughbred Retirement Foundation, takes a look...