Daniel Suelo lives in caves in the canyonlands of Utah. He survives by harvesting wild foods and eating roadkill.
He has no job, no bank account and does not accept government welfare. In fact, Suelo has no money at all.
Mark Sundeen, author of The Man Who Quit Money, admits many people would regard Suelo's alternative lifestyle as bizarre. But the 2008 financial crash has led many to question the value of money. He explains some of the lessons found in Suelo's philosophy.