A Spiritual Director for All Time for All: Excerpt from the book Spiritual Direction & Spiritual Directors, dealing with the teachings of Saint John of the Cross.
Carmelite Studies VI: An entire issue dedicated to John of the Cross. Now out of print, but the full text of these scholarly essays is available online.
Catholic Encyclopedia: St. John of the Cross: Article on the life and teaching of this Discalced Carmelite associated with St. Teresa of Avila. Mystic, Doctor of the Church, d. 1591.
Catholic Online: St. John of the Cross: Reflection on the life of this saint, by Terry Matz.
For All the Saints: John of the Cross: Hagiography.
General Introduction to the Collected Works of St. John of the Cross: By Kieran Kavanaugh. From the 1991 edition. Includes biographical information.
John of the Cross, Friar, Reformer, Poet, Mystic: Biographical sketch. With prayer in traditional and contemporary language.
John of the Cross, Saint: Biographical entry in the Columbia Encyclopedia. With short bibliography.
John of the Cross, St: Short profile of the Spanish mystic. From the 1911 Encyclopædia Britannica.
Kurt F. Reinhardt: St. John of the Cross: Essay on why John of the Cross is truly a saint for our age.
Master in the Faith: Apostolic Letter of Pope John Paul II for the Fourth Centenary of the Death of St. John of the Cross. Given 14 December, 1990.
Patron Saints Index: John of the Cross: Illustrated profile.
Sacred Heart Parish: St. John of the Cross: Short biography.
Saint John of the Cross, Priest and Doctor of the Church: Brief illustrated biography, with prayer.
Teresian Carmel in Austria: John of the Cross: Illustrated biography.
The Ecole Glossary: John of the Cross: Short biography, by Emily K.C. Strand.
The Metaphysics of Mysticism: A commentary on the mystical philosophy of St. John of the Cross, by Geoffrey K. Mondello. An examination of epistemological issues.
Thomas Merton: St. John of the Cross: Essay on the saint's character and teaching, from the book "Saints for Now," edited by Clare Boothe Luce.