Disruptive Generosity: Stories of Transforming Cities through Strategic Giving by Mac Pier is a book that showcases how Christian business leaders are using their resources to make a positive impact in urban communities around the world. The book features stories from Dallas, New York City, London, Singapore, and other cities, where strategic giving has led to social change, spiritual revival, and economic development. The book aims to inspire and challenge marketplace Christians to use their gifts, talents, and finances as God’s hands and feet in a hurting world. The book also provides practical tips and insights on how to practice disruptive generosity in one’s own context.