Why did dogs end up being man's best friend? A renowned anthropologist uncovers the enigmatic beginnings of the exceptional alliance that reshaped the history of both species. Dogs and people have been symbiotic for over 40,000 years. The partnership has turned out to be a crucial development in the course of human evolution. The same is true with our canine pals; their survival and vital essence have much to do with our relationship with them. How and why did dogs and people meet, and how have these lifelong friends shaped one another (literally)? Award-winning anthropologist Pat Shipman looks to the past and present for solutions. Shipman deciphers the genetic and archaeological proof of the earliest canines in his book Our Earliest Companions.?