As members of the Religious Society of Friends, Quakers in colonial America were the first group of white Christians to confront slaveholding as a religious problem that demanded social action. Historian Richard Bell recounts this untold story, focusing on the dramatic antislavery crusades and wildly different tactics of three 18th-century Quakers: Benjamin Lay, a hermit; John Woolman, a shopkeeper; and Anthony Benezet, a schoolteacher.