Dr. Phil Zeltzman is a traveling, board-certified veterinary surgeon near Allentown, Pennsylvania. He performs specialized surgery on dogs, cats, and exotic animals. Dr. Zeltzman is co-author of “ Walk a hound, lose a pound ” (Purdue University Press, May 2011) with leading nurse researcher Rebecca Johnson. This book is dedicated to the prevention and treatment of canine and human obesity. He has published numerous articles in national and international veterinary journals. He is also a prolific speaker internationally. He is a contributor to The Bark, Veterinary Practice News and Dog Fancy. His interests include all aspects of soft tissue, orthopedic, cancer, reconstructive and neuro-surgery, as well as physical therapy and emergency cases. He has a strong interest in the prevention and treatment of overweight and obesity. Dr. Zeltzman is a passionate skier and a ski instructor, but was forbidden to ski again after a hip fracture.