Preamble to the dog's journey through time
Immediate ancestry
Evidence of dog domestication and its timing : morphological and contextual indications
Domestication of dogs and other organisms
The roles of dogs in past human societies
Dogs of the Arctic, the Far North
The burial of dogs, and what dog burials mean
Why the social bond between dogs and people?
Other human-like capabilities of dogs
Roles of dogs in recent times
Epilogue : one dog's journey.