Virtually everyone supports religious liberty, and virtually everyone opposes discrimination. But how do we handle the hard questions that arise when exercises of religious liberty seem to discriminate unjustly? How do we promote the common good while respecting conscience in a diverse society?

This point-counterpoint book brings together leading voices in the culture wars to debate such questions: John Corvino, a longtime LGBT-rights advocate, opposite Ryan T. Anderson and Sherif Girgis, prominent young social conservatives.

Many such questions have arisen in response to same-sex...