Photos: Courtesy of Harpo Inc.

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Higher Calling
Alex Honnold, Moab, Utah
A world-renowned climber, Honnold considers himself an atheist: He's devoted himself to the art of free solo climbing. But as he scales a towering desert cliff, he searches for meaning in his life. "I think the impulse that drives some people to religion is the same impulse that I have—to push my limits," Honnold says.