Richard and Karen talk plant-based diets. They share their opinions and look at the myths and hype that is presented to convince people to switch to a vegetarian or vegan diet, and ask the question is it really healthy for humans to eat only plants? 

The story of the Human Body - Daniel Lieberman

Catching Fire - Richard Wrangham

Why Evolution is True - Jerry Coyne

Folks, This Ain't Normal - Joel Salatin

Holistic Management - Alan Savory