Evangelicalism has, since the 1960s, outpaced mainline Protestantism to encompass more than a third of American adults and nearly half of all U.S. Christians. Thematic chapters on culture, spirituality, theology, politics, and ethnicity reveal sources of the movement´s dynamism, as well as significant challenges confronting the rising generations. This collaborative undertaking by scholars of history, religious studies, theology, political science, and ethnic studies offers unique insight into a vibrant and sometimes controversial movement, the future of which is closely tied to the future of America.