Brings to light 12 forgotten Americans who made history, such as Mary Elizabeth Bowser who pretended to be a slave so she could spy on a powerful Confederate family; Dave Kopay who was the first professional athlete to publicly declare he was gay; Henrietta Lacks, whose cells were used to create treatments for cancer, HIV, and many other diseases; and more. The book features historic photos, interesting sidebars, and thought-provoking prompts.