John of Ruusbroec
John of Ruusbroec or Jan van Ruusbroec (pronounced [ˈjɑɱ vɑn ˈryzbruk]; 1293/1294 – 2 December 1381), sometimes modernized Ruysbroeck, was an Augustinian canon and one of the most important of the medieval mystics of the Low Countries. Some of his main literary works include The Kingdom of the Divine Lovers, The Twelve Beguines, The Spiritual Espousals, A Mirror of Eternal Blessedness, The Little Book of Enlightenment, and The Sparkling Stone.