11 mentions across 4 recommendation lists.

#1
Kabbalah: A Very Short Introduction
Joseph Dan
240 upvotes

#2
Reclaim Your Marriage
Jenny Solomon
197 upvotes

#3
When Things Fall Apart
Pema Chodron
165 upvotes

#4
No Mud, No Lotus
Thich Nhat Hanh
144 upvotes

#5
The Journey of Desire
John Eldredge
107 upvotes

#6
Buddhism without Beliefs
Stephen Batchelor
91 upvotes

#7
The Places That Scare You
Pema Chödrön
38 upvotes

#8
Gag Order
Gary Cass
37 upvotes

#9
Cutting Through Spiritual Materialism
Chogyam Trungpa
34 upvotes

#10
The Tibetan Book of the Dead
Padmasambhava, John Baldock
34 upvotes

#11
The Bible, Book by Book
Richenda Milton-Daws
33 upvotes

#12
Nothing Special
Charlotte Joko Beck, Steve Smith
25 upvotes

#13
Inside Scientology
Janet Reitman
24 upvotes

#14
Mere Christianity
C. S. Lewis
17 upvotes

#15
To Bless the Space Between Us
John O'Donohue
16 upvotes

#16
Wisdom Of Insecurity
Alan W Watts
15 upvotes

#17
God and the Gay Christian
Matthew Vines
12 upvotes

#18
The Screwtape Letters
C. S. Lewis
10 upvotes
#19
The Tibetan Book of the Dead
Robert Thurman
10 upvotes

#20
The Screwtape Letters
C. S. Lewis
9 upvotes

#21
The Art of Mindfulness
Thich Nhat Hanh
8 upvotes

#22
Fascinating Womanhood
Helen Andelin
8 upvotes

#23
Tao Te Ching
Laozi
8 upvotes

#24
Marcion and his impact on church history
Gerhard May, Katharina Greschat, Martin Meiser
8 upvotes

#25
Jesus for President
Shane Claiborne, Chris Haw
7 upvotes

#26
The Furious Longing of God
Brennan Manning
7 upvotes

#27
Conversations with God
Neale Donald Walsch
7 upvotes

#28
Cleaning Up Your Mental Mess
Dr. Caroline Leaf
6 upvotes

#29
What Makes You Not a Buddhist
Dzongsar Jamyang Khyentse
6 upvotes

#30
Mere Christianity
C. S. Lewis
5 upvotes

#31
Not What You Think
Michael McAfee, Lauren Green McAfee
5 upvotes

#32
Grieving the Child I Never Knew
Kathe Wunnenberg
5 upvotes

#33
Living Buddha, Living Christ
Thich Nhat Hanh
5 upvotes

#34
Luminous Emptiness
Francesca Fremantle
4 upvotes