Your Church Is Too Small: Why Unity in Christ's Mission Is Vital to the Future of the Church
“If the late Lesslie Newbigin could offer today’s Church an exhortation---a reminder from the past, an assessment of the present, and encouragement for the future---what would the old Bishop say? In what he terms “missional ecumenism,” John Armstrong proposes an answer that confronts readers with the universal shape of Christian identity.”  -- Chris Castaldo