"An original and important book. . . . [T]he most readable introduction to the history, theology and present-day practices of Protestantism." —Publishers Weekly A New Interpretation of Protestantism and Its Impact on the World The radical idea that individuals could interpret the Bible for themselves spawned a revolution that is still being played out on the world stage today. This innovation lies at the heart of Protestantism's remarkable instability and adaptability. World-renowned scholar Alister McGrath sheds new light on the fascinating figures and movements that continue to inspire debate and division across the full spectrum of Protestant churches and communities worldwide.