Columbia Theological Seminary announced the speakers for its Colloquium 2015 to be held on April 20–22. Titled “The Church Facing the Future: Memory, Hope, and Obedience,” it will feature a lineup of some of its most well-known and well-loved faculty emeriti. The annual event will provide both clergy and laypersons with relevant reflection on God’s mission in the world today. Walter Brueggemann,…