Douglas H. Chadwick is a wildlife biologist who carried out research on mountain goat ecology and social behavior atop the Rockies for years and has assisted other scientists studying harlequin ducks, wolverines, grizzly bears, and whales. He is also a natural history journalist who has produced 14 popular books and hundreds of magazine stories. Many of his articles have been for the National Geographic Society on subjects from snow leopards high in the Himalayas to lowland rainforests and the underwater kingdoms of coral. A founding Board member of the Vital Ground Foundation, a conservation land trust (www.vitalground.org), Chadwick serves as well on the Board of the Liz Claiborne Art Ortenberg Foundation, which supports wildlife research and community-based conservation programs throughout the world (www.LCAOF.org.). He lives in Whitefish, Montana.