Runner of the Mountain Tops: The Life of Louis Agassiz is a children's biography of Louis Agassiz, the nineteenth-century paleontologist and natural scientist, by Mabel Robinson. It tells his life story from his boyhood in Switzerland to his professorship at Harvard. Illustrated by Lynd Ward, the biography was first published in 1939 and was a Newbery Honor recipient in 1940. References External links Online text of Runner of the Mountain Tops; available also at A Celebration of Women Writers. 1939 children's books American children's books American biographies Newbery Honor-winning works Books about scientists Children's history books