Boundaries Sets Rare Mark Becoming a New York Times Bestseller after 23 Years in Print  Contact: Jennifer VerHage tel: 616-698-3331 web:   Jennifer.VerHage@harpercollins.com Grand Rapids, Mich., March 12, 2015 – Boundaries (Zondervan, 9780310247456) recently set a rare mark by becoming a New York Times bestseller after 23 years in print. Published in 1992 by Dr. Henry Cloud and Dr. John Townsend, the book has been a perennial backlist title that has sold more than 3 million copies and changed countless lives. The book hit #7 on the March Religion,…