Doug received his bachelor’s degree in zoology from the University of Washington and a master’s degree in wildlife biology from the University of Montana. After working as a seasonal biologist in Glacier National Park, he turned to popular writing about nature and conservation. The author of 11 books, Mr. Chadwick has also produced hundreds of articles for publications as varied as Reader’s Digest and the New York Times Review of Books. He contracts mainly with the National Geographic Society, which has sent him to explore ecosystems from Siberia to the Congo. Doug has had a special interest in grizzly bears for 30 years. As a scientist, he played a role in getting the species listed as threatened in 1975. His recent book, The Wolverine Way (May 2010), is a chronicle of adventure and discovery while helping study one of the least-known wild animals on the continent. His latest book (May 2014) is Crown of the Continent: The Wildest Rockies, with photographer Steven Gnam. A founding board member of Vital Ground, he lives in Whitefish, Mont., with his wife, Karen Reeves, whose professional background is in forestry.