Joel is president and professor of systematic theology and homiletics at Puritan Reformed Theological Seminary, a pastor of the Heritage Netherlands Reformed Congregation in Grand Rapids, Michigan, editor of Banner of Sovereign Grace Truth, editorial director of Reformation Heritage Books, president of Inheritance Publishers, and vice-president of the Dutch Reformed Translation Society.
He has written, co-authored, or edited seventy books (most recently, A Puritan Theology: Doctrine for Life, Living Zealously, Friends and Lovers: Cultivating Companionship and Intimacy in Marriage, Getting Back Into the Race: The Cure for Backsliding, Parenting by God’s Promises: How to Raise Children in the Covenant of Grace, Living for the Glory of God: An Introduction to Calvinism, Meet the Puritans, Contagious Christian Living, Calvin for Today, Developing a Healthy Prayer Life, and Taking Hold of God), and contributed 2,000 articles to Reformed books, journals, periodicals, and encyclopedias. His Ph.D. is in Reformation and Post-Reformation theology from Westminster Theological Seminary (Philadelphia). He is frequently called upon to lecture at seminaries and to speak at Reformed conferences around the world.
He and his wife Mary have been blessed with three children: Calvin, Esther, and Lydia.