PRH announces new staff for Christian imprints Tina Constable, Executive Vice President and Publisher, WaterBrook, Multnomah, and Convergent, announced the following new additions to the editorial teams for WaterBrook, Multnomah and  Convergent. KEREN BALTZER has joined Convergent Books as Editorial Director, reporting to me. Keren spent eight years at Guideposts as Copy Chief and then as Lead Nonfiction Editor. She later joined FaithWords, rising to become Senior Acquisitions Editor, acquiring and editing books such as YOU ARE ENOUGH by bestselling author Mandy…