Cross Training 101 Reining, Cutting, Cow Horse is the second book in a training series authored by Rick Dennis. The author is a professional reined cow horse trainer with over 20 years experience in the stock horse industry and an avid teacher of cross training reining, cutting and cow horses. His training methods teach a student and a horse to perform in these three separate equestrian disciplines, enabling the equestrian team to compete in the prestigious reined cow horse show arena.