Matthew N. O. Sadiku is a professor at Prairie View A&M University, Prairie View, Texas. Before joining Prairie View, he taught at Florida Atlantic University, Boca Raton, and Temple University, Philadelphia. He is the author of over 230 professional articles and over 50 books, including Secrets of Successful Marriages, How to Discover God’s Will for Your Life, and commentaries on Romans, Ephesians, and Galatians. His books are used worldwide, and some of them have been translated into French, Korean, Chinese, Italian, and Spanish. He can be reached via e-mail at [email protected].