Description:  Mark Sisson chats with Sarah Ballantyne, Ph.D. about her newest book Paleo Principles. Sarah is the creator of the award-winning online resource ThePaleoMom.com, cohost of the syndicated top-rated The Paleo View Podcast; New York Times bestselling author of The Paleo Approach, The Paleo Approach Cookbook and The Healing Kitchen, and creator of the online program Go To Bed. Sarah earned her doctorate degree in medical biophysics at the age of 26 and spent the next four years doing research on critical care medicine, innate immunity, gene therapy and cell biology, earning a variety of awards for research excellence along the way.  Keep reading…