There is one first-time-free paleo book. Unravelling Paleo: All You Need to know about Paleo & Interviews with Dr. Loren Cordain, Robb Wolf and Nell Stephenson... by Ankit Neerav and Bhanu Goel http://www.amazon.com/dp/B00BNVLVJ4 There are also a couple other that were also free in the past. See: http://www.amazon.com/s/rh=n:283155,k:paleo,p_n_feature_browse-bin:618073011&sort=price