God shows us in Christ what he would have to do if he were to punish us for our sins.
Oliver D. CrispThe atonement chapter [from the book Saving Calvinism] shows how there are real riches in Reformed theology that most Christians today have no idea about.
Oliver D. CrispFor instance, there are many mainstream Reformed theologians that deny the doctrine of "limited" atonement (the "L" in TULIP, the acrostic for the Five Points of Calvinism). These are not thinkers on the margins or troublemakers. They are leaders at the center of Reformed thinking like Bishop John Davenant.
Oliver D. CrispIn the twentieth century the Reformed tradition was developed in several ways including additional confessions (Barmen, the Belhar Confession, the 1967 Confession of the PC(USA), and so on). It was also significantly augmented by the work of important thinkers like Karl Barth, T. F. Torrance, Jรผrgen Moltmann, Emil Brunner, Kathryn Tanner, and so on.
Oliver D. CrispThere are constraints on what counts as "Reformed." It's more than a name or a label. It's about belonging to a particular theological stream or tradition, which is shaped in important respects by particular thinkers and their work, particular arguments and ideas, a particular community (especially, particular church communities, denominations, and so on), particular liturgies or ways of worshipping and living out the Christian life, and particular confessions that inform the practices of these communities.
Oliver D. CrispFor those interested in Reformed thought more broadly, I'd recommend Peter Leithart's recent book on Reformed Catholicism entitled, The End of Protestantism: Pursuing Unity in a Fragmented Church (Brazos Press, 2016), as a thought-provoking and stimulating read that should get us all thinking about the future shape of the Church, wherever we come from.
Oliver D. Crisp