The Classics of Western Spirituality is a 36-book series with 36 released primary works first released in 357 with contributions by Athanasius of Alexandria, Gregory of Nyssa, Everett Ferguson, Abraham J. Malherbe, Pseudo-Dionysius the Areopagite, John Climacus, Hildegard of Bingen, Attar of Nishapur, عطار نیشابوری, Ibn Arabi, Gregory Palamas, Anonymous, Catherine of Siena, Jakob Böhme, John Cassian, Boniface Ramsey, Bonaventure, Abraham Isaac Kook, Origen, Hadewijch, Miguel León-Portilla, Francis of Assisi, Clare of Assisi, Jan van Ruusbroec, Joseph Dan, Moshe Idel, Bernard of Clairvaux, Ewert H. Cousins, Jean Leclercq, John of the Cross, Nicodemos of the Holy Mountain, Ignatius of Loyola, and Nicholas of Cusa.