Americans have an intense love for their dogs: thirty-five percent of American households owned a dog in 1994, representing a dog population of more than 52 million.??"It hardly seems worth asking the question of why we love them," writes noted psychoanalyst Jeffrey Moussaieff Masson. "We love dogs because they love us, unconditionally.??No matter how we treat them, what we do to them, how little attention we pay to them, they are eager to please...