Alison Levine is a history-making polar explorer and ... Group at West Point and just published her new book On The Edge: The Art of High-Impact Leadership. Want to write for Entrepreneur too?

What does it take to stand on the top of the world? Mountaineer Alison Levine, author of new book "On the Edge: The Art of High-Impact Leadership," knows better than most. The 47-year-old MBA and ...