William Johnston was a contemporary of Thomas Merton ... less known but equally useful.
The text: The Cloud of Unknowing: and The Book of Privy Counseling by Huston Smith, William Johnston ISBN-13 : 978-0385030977
Studies: The Mysticism of the Cloud of Unknowing (2nd edition) by William Johnston
The Loving Search for God: Contemplative Prayer and the Cloud of Unknowing by William A. Meninger ISBN-13 : 978-0826408518
I would like to see a systematic push to provide study guides/introductions/commentaries on the Christian classics.
To vote: Cloud of Unknowing with study | Faithlife Feedback