Synopsis: This easy-to-read biography describes the early lives and notable achievements of Susan McKinney Steward, the first Black female doctor in New York State; George Washington Carver, the world-famous agricultural scientist most noted for his work with peanuts; Ernest Everett Just, a remarkable marine biologist known as "the expert" on the early life of sea animals; Percy Lavon Julian, an outstanding chemist who discovered drugs to treat glaucoma…