M. Blaine Smith (d. 2021) (MDiv, Wesley Theological Seminary; DMin, Fuller Theological Seminary) was an ordained Presbyterian minister who lectured widely on topics of guidance and God's will, Christian living, and personal growth. A frequent guest on Christian radio programs, Smith also appeared twice on The 700 Club. His lectures have been recorded for Guidance by the Book, part of a home-study course produced by the Christian Broadcasting Network. In 1978 Smith founded Nehemiah Ministries with the goal of "helping Christians understand God's guidance in their lives and realize their personal potential." The organization's bimonthly newsletter, seminars, articles, books, and website have benefited many Christians around the world.