“The Command,” L. Sprague de Camp, 1938 – Johnny Black, a cognitively-enhanced bear, saves his mentor and the staff at his research station from an ambitious biologist who has used cosmic rays in order to creating a will-sapping spore.
Comments: Read in Doorway into Time, ed. Sam Moskowitz.
Author: Wikipedia: “Lyon Sprague de Camp (November 27, 1907 – November 6, 2000) was an American author of science fiction and fantasy books, non-fiction and biography. In a writing career spanning 60 years, he wrote over 100 books, including novels and notable works of non-fiction, including biographies of other important fantasy authors….De Camp was a materialist who wrote works examining society, history, technology and myth. He published numerous short stories, novels, non-fiction works and poems during his long career.”