Our Authors

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Peter M. Kalellis

Peter Kalellis graduated from Princeton University with a Master of Education degree. For three years he attended the Blanton-Peale Institute of Religion and Health and a year later received his doctorate from Andover Newton Mass School of Psychology.

Portrait of Mitchell Kalpakgian

Mitchell Kalpakgian was awarded his PhD by the University of Iowa in 1974. For 31 years he was a professor at Simpson College in Iowa, teaching many courses—from advanced composition to Shakespeare, Chaucer, the English novel, and the literature of West. He has also taught at leading Catholic liberal arts institutions, including Christendom College and Wyoming Catholic College.

Portrait of Walter Cardinal Kasper

Walter Cardinal Kasper was born in Heidenheim-Brenz, Germany, in 1933 and was ordained in 1957. He studied at the University of Tübingen where he later became professor of dogmatic theology. He also taught in the United States at the Catholic University in Washington, D.C., in 1983. In 1987 he was ordained bishop of Rottenberg-Stuttgart, Germany.

Portrait of Philip S. Kaufman

Philip Kaufman, a Benedictine monk for over 65 years, lived at Saint John's Abbey in Collegeville, Minnesota, and spent many years of his life giving comfort to Catholics through workshops on topics derived from his books.

Portrait of Kieran Kavanaugh

Kieran Kavanaugh, O.C.D., is an author and translator of the works of Teresa of Avila and John of the Cross. A member of the Institute of Carmelite Studies, he was the vice postulator for the canonization of Edith Stein.

Thomas Keating

Thomas Keating, founder of the Centering Prayer movement, is an author, teacher, and monk who has worked for many years to foster understanding among the world's religions. A member of the Cistercian Order in the Benedictine tradition, Father Keating has served at monasteries in Colorado and Massachusetts.

Portrait of William Kelley

William Kelley was the corecipient of the Academy Award for Best Original Screenplay for the movie Witness. Born on Staten Island, N.Y., Kelley served in the Air Force in the late 1940s. He spent three years studying for the priesthood in the 1950s. Not surprisingly, his books and screenplays often deal with religious themes.

Portrait of Thomas Kelly

Thomas M. Kelly, Ph.D. is Professor of Theology and Director of Academic Service-Learning at Creighton University as well as Immersion Coordinator for the Ignatian Colleagues Program.  Dr.

Portrait of Michael Kennedy

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

Portrait of Annemarie S. Kidder

Rev. Annemarie S. Kidder, of Ypsilanti, Mich., holds a Ph.D. in Systematic Theology and New Testament Literature from The Southern Baptist Theological Seminary. Her previous works include the (academic discount) Women, Celibacy, and the Church.

Portrait of Rabbi Leon Klenicki

Rabbi Leon Klenicki was a renowned scholar, theologian, and interfaith pioneer. The Anti-Defamation League’s longtime director of Interfaith Affairs and co-Liaison to the Vatican, Klenicki received many awards for his work, and was made a papal knight of the Order of St. Gregory the Great by Pope Benedict XVI. Klenicki died in 2009.