Down Alaska's Wild Rivers: Journals of an Alaskan Naturalist - Paperbackby Frank Keim (Author) FRANK KEIM is an educator, nature writer and environmental activist. He worked for two years as a Peace Corps Volunteer in Bolivia, an anthropologist in Ecuador for four years, and as a secondary school teacher of Yup'ik Eskimos in Alaska's Lower Yukon Delta for 21 years. He has contributed chapters to the books Arctic Wings and The Last Frontier, and published three poetry books, Voices on the Wind (2011), Today I Caught Your