Understanding Philadelphia's history requires that we understand that nothing is inevitable; history is not made by abstract forces, but by the decisions of real individuals as they conduct their lives. With its insightful analysis and engaging prose, Philadelphia provides an accessible and readable overview of the history of the Quaker City from its founding by William Penn to the deindustrialization and gentrification of the early twenty-first century. Roger Simon asserts that the history of Philadelphia is a story of the efforts to sustain economic prosperity while fulfilling...