It's time to open your eyes to the freeing power of authentic grace--grace that releases us from trying to earn God's favor, grace that enables us to rest in the finished work of Christ, grace that liberates from the tyranny of trying to please others.

That's what the theology of Martin Luther and John Calvin did in their own day for the people around them. Time magazine recently dubbed Calvinism as one of the top ten ideas changing the world right now. And yet most of these discussions center on the issue of predestination or on whether particular people agree with the five points of...