Susan Kauffmann has been a professional in the horse industry for over three decades. The early part of her career was devoted to training and coaching, then in 2004 she branched out to become an equestrian journalist and photographer specializing in topics relating to equine health and welfare. She has been widely published in magazines such as EQUUS, Trail Blazer, and Western Horse Review, for whom she also served as Health Editor. In addition, Susan has written content for a number of courses for Michigan State's “My Horse University” program, gives educational classes and seminars for horse owners, and still trains horses and riders using a blend of classical and natural horsemanship philosophies. Susan lives with her husband, three horses, a mini donkey, and various cats and dogs in northern Nevada, where she is active in wild horse advocacy and rescue.

Christina Cline became a certified trimmer through the American Association of Natural Hoof Care Practitioners in 2004, and has trimmed full time ever since. In her career, she has worked on thousands of hooves of every size and description. She is an instructor with the Equine Sciences Academy and a mentor with Pacific Hoof Care Practitioners. She has mentored directly with Pete Ramey, Cindy Sullivan, and Jaime Jackson, and has broadened her knowledge base by attending workshops with Dr. Robert Bowker, Dr. Debra Taylor, Brian Hampson, PhD, Dr. Kerry Ridgway, Katy Watts, Cindy Nielson, DVM, Dr. Tomas Teskey, and Dr. Deb Bennett, among others. She also received a certificate in Equine Massage from the Northwest School of Animal Massage in Redmond, WA. Christina lives with her seven horses, three dogs, and three cats in the Methow Valley of Washington State. When she is not working under a horse, she is often found backcountry riding in the North Cascades.