Meister Eckhart was a German theologian, a philosopher, and one of the most influential Christian mystic writers of the 14th century. Bernard McGinn is a professor emeritus at the Divinity School of the University of Chicago and the author of several books, including Early Christian Mystics, The Essential Writings of Christian Mysticism, Meister Eckhart: The Man from Whom God Hid Nothing, and The Mystical Thought of Meister Eckhart. He lives in Chicago. Maurice O'C Walshe was a professor at the University of Nottingham–Leeds and the author of Medieval German Literature.

Michael H. Crosby belongs to the Midwest Province of the Capuchin Franciscans and holds a masters in economics, an STL, and a PhD in theology. He writes and speaks about biblical spirituality, and he actively participates in the corporate responsibility movement. He is the author several books, including the Catholic Press Award-winning Can Religious Life Be Prophetic? and Finding Francis, Following Christ. He lives in Milwaukee, Wisconsin.

Michael E. Lee is an assistant professor of systematic theology at Fordham University. He lives in New York City.

Michael J. Buckley, S.J., is Canisius Professor of Theology at Boston College and Director of the Jesuit Institute. His books include Motion and Motion’s God: Thematic Variations in Aristostle, Cicero, Newton, and Hegel and At the Origins of Modern Atheism.

A member of the board of Henri Nouwen Society. He studied with Henri Nouwen at Yale Divinity School and currently teaches spirituality at Drew University, where he directs the doctor of Ministry program. He is the author of five books on spirituality Director and former editor of Sacred Journey, an interfaith spirituality journal for which she conducted teh last interview of Henri Nouwen's life. She has writtten five books and more than 100 articles on spiritual life

Fr. Himes is a theologian currently teaching theology at Boston College in Chestnut Hill, Massachusetts. He served as professor and academic dean of the Seminary of Immaculate Conception on Long Island, New York, and as associate professor of theology at the University of Notre Dame.

Michael Kennedy is pastor of the Dolores Mission Parish in East Los Angeles and an author of books on Christian meditation and Jesus.

Michael L. Lindvall, was born in 1947 in Minnesota into a tradition of what he likes to call “straight-backed Scandinavian piety”. His family moved throughout Minnesota’s “wonderfully same little communities that love to tell and retell good stories” before settling in the Upper Peninsula of Michigan. Reverend Lindvall is the author of Leaving North Haven, also available from Crossroad Carlisle Books. A Presbyterian pastor and graduate of Princeton Seminary, the author currently resides with his family in Ann Arbor, Michigan.

Michael Morwood has an extensive background in spirituality and adult faith formation. He is internationally acclaimed for his clear and accessible writing, workshops and lectures on the need for Christians to reshape religious thinking and imagination. He lives in Melbourne, Australia, with his wife, Maria.