Volume 6/1 of McGinn's Great History of Mysticism deals with Protestant mysticism from 1500 to 1650. It provides a detailed account of Martin Luther's and John Calvin's engagement with the mystical tradition. Additionally, it examines the radical reformers of the 16th century. Other focal points include the most famous Lutheran mystics of the 17th century, Johannes Arndt and Jacob Boehme, as well as mysticism in the English Reformation.