Same-sex marriage is here, presenting unique challenges and opportunities. How do those who follow Christ faithfully answer the standard talking points for same-sex marriage? And how can they best articulate the case for one-man, one-woman marriage in everyday conversation?

Sean McDowell and John Stonestreet believe a thoughtful approach to God's design for marriage is the answer to both questions. The key is not a contentious attitude towards those who believe in same-sex marriage, but a winsome perspective that is faithful to Christ, committed to truth, and shaped by a love for God and...