"Canine Teeth and Lethal Weapons: 

Was the Fabrication of Wooden Spears and Digging Sticks by Human Ancestors Responsible for the Evolution of Bipedal Locomotion?"

When a population of prehistoric apes began to use long, sharpened sticks as lethal weapons, the ability to attack predators and prey from a safe distance gave an advantage to those individuals who could best stand, walk, and run on two legs, leading to a complete redesign of the primate body and the evolution of full upright posture. This will be a scholarly article addressed to a professional audience. 

To read a draft of the scholarly article, click here.

version of this same argument, addressed to the general reader, appears in Chapter 2 of my new book, 

UNBOUND: How Eight Technologies Made Us Human,Transformed Society, and Brought Our World to the Brink, 

which has just been published by Arcade Publishing of New York.

To read the relevant excerpt from Chapter 2 of UNBOUND, click here.