Introduction

Ben Greenfield's book and door is a guide to spiritual stamina. You can find it in both physical and digital version at get in door dot com. Ben has two 13-year-old twin sons who have been immersed in wilderness survival training for several years. He says that because of the boy's daily immersion in an analogue world chock full of unschooling, real life experiences, time and nature they're not very well versed in the digitl world.