Welcome to the austere – and increasingly embraced – message of Calvinism. Five centuries ago, John Calvin's teachings reconceived Christianity; midwifed Western ideas about capitalism, democracy, and religious liberty; and nursed the Puritan values that later cast the character of America.
Today, his theology is making a surprising comeback, challenging the me-centered prosperity gospel of much of modern evangelicalism with a God-first immersion in Scripture. In an age of materialism and made-to-order religion, Calvinism's unmalleable doctrines and view of God as an all-powerful potentate who decides everything is winning over many Christians – especially the young.
Twenty-something followers in the Presbyterian, Anglican, and independent evangelical churches are rallying around Calvinist, or Reformed, teaching. In the Southern Baptist Convention, America's largest Protestant body, at least 10...