He’s a fraud. Been invested in high carb diet for fifty years. Hard to get away from the fact that the natural diet for our species is very very different from what he recommends. Two and a half million years as hunter gatherers is a very stubborn fact. Read books by Boyd Eaton and/or Loren Cordain.
I'll pass on the paleo propaganda.
I 'll sick with the whole food-plant based diet. With plenty of whole grains, thank you.
And just how long did those hunter/gatherers live? And what did they die of?