JOHN KOESSLER is a professor emeritus at Moody Bible Institute where he served on the faculty since 1994. Prior to joining the Moody faculty, John served as pastor of Valley Chapel in Green Valley, IL for nine years. He is an award-winning author who has written thirteen books and numerous magazine articles. He writes the monthly Theology Matters column for Today in the Word and is a frequent workshop leader at the Moody Pastor's Conference. John is married to Jane and they have two adult sons. They live in Ludington, MI.