Dr. Warren W. Wiersbe (1929–2019) was an internationally known Bible teacher, author, and conference speaker. He served as the pastor of Moody Church in Chicago from 1971 to 1978. In his lifetime, Dr. Wiersbe wrote over 170 books—including the popular BE series, which has sold over four million copies. Dr. Wiersbe was awarded the Gold Medallion Lifetime Achievement by the Evangelical Christian Publishers Association (ECPA). His writing will impact generations to come.