Hiram Bingham was born in Hawaii in 1875 and educated at Yale. His early expeditions to South America and his discovery of Machu Picchu were just the start of a long and colourful career: he went on to command air force troops in France during the First World War and to become a Senator. He died in 1956. Hugh Thomson, the editor of this edition, is an explorer, travel writer and documentary filmmaker living in Bristol.Hugh Thomson, the editor of this edition, is a travel writer and documentary film maker living in Bristol. His first book, The White Rock, is published by W&N in July 2001.