Warren W. Wiersbe, former pastor of the Moody Church and general director of Back to the Bible, traveled widely as a Bible teacher and conference speaker. Dr. Wiersbe wrote over 150 books, including the popular BE series of commentaries on every book of the Bible, which has sold more than four million copies. At the 2002 Christian Booksellers Convention, he was awarded the Gold Medallion Lifetime Achievement Award by the Evangelical Christian Publishers Association.