Fiennes, Ranulph: - Ranulph Fiennes is the only man alive ever to have traveled around the Earth's circumpolar surface-and his Arctic and Antarctic expeditions give him a unique perspective on the life of Shackleton. His record-breaking expeditions include travel by riverboat, hovercraft, man-haul sledge, skidoo, Land Rover, and skis. When not on one of his adventures, he lives in Britain.