This is a concise, fluently presented examination of the relation between William Penn's religious convictions and his political behavior, from his years as an active young convert to the Quaker cause to his later years as governor of Pennsylvania. Although not a full biographical treatment of William Penn, the study presents new insights into Penn's life because it is based on many ignored but important pamphlets that Penn wrote. The young William Penn took a leading role in the Quaker fight for the right of free assembly, the right of free speech, and freedom of conscience. However, when...