I'm John. I'm a competitive, long-distance runner (and former collegiate cross country racer) and for upwards of 5 years, I've had the good fortune to make my living playing with dogs, as a professional dog runner, dog walker, and pet sitter. I'm a graduate of the Pet Pals Dog Obedience Program and have volunteered with dogs in a variety of capacities, through the Humane Society and other great...