You might reckognize this guy. Mark Sission from the P90x Dvds has his version of the Primal Life.
Mark Sisson takes the reader on a fascinating journey through human evolution, comparing the life and robust health of our hunter-gatherer ancestors with a day in the life of a modern family - exposing potential health issues that arise from trying to do the right things living in the 21st century. Sisson offers a solution in 10 empowering "Blueprint Lifestyle Laws" that can help us reprogram our genes away from disease and pain towards a direction of effortless weight loss, vibrant health and boundless energy