A New York Times Bestselling Author -- When a couple dealing with a devastating tragedy crosses paths with Mack, a dog separated from his beloved owner, he helps them discover there is more to living than just surviving. And as Mack's owner desperately searches for the dog she loves, she realizes that you don't always need to be lost in order to be found. Fiercely loyal, acutely perceptive and guided by a herd dog's instinct, Mack has a way of bringing out the best in his humans.