“Total Humanitarian Optimization”: Justin Wren’s Onnit Story

There are plenty of pro athletes who are happy to cash in on their talents, endorse causes that improve their public image, and pose with disenfranchised people for a photo op. And then there’s Justin Wren, a successful, American-born MMA fighter who was so rankled by the plight of Africa’s Pygmy tribes that he moved to the rainforest to help them.

Wren sat down with Shane Heins to discuss his humanitarian efforts, struggle with substance abuse, and return to the MMA ring.