1. The Perennial Philosophy Reloaded by Dana Sawyer
  2. The Places That Scare You by Pema Chodron
  3. The Play of Light by Louis Masson
  4. The Poetry of Impermanence, Mindfulness, and Joy by John Brehm
  5. The Power of Affirmative Faith by Bruce G. Epperly
  6. The Power of Forgiveness by Kenneth Briggs
  7. The Power of Grace by David Richo
  8. The Power of Kindness by Piero Ferrucci
  9. The Power of Meaning by Emily Esfahani Smith
  10. The Power of Patience by M. J. Ryan
  11. The Power of Pause by Terry Hershey
  12. The Power of Ritual by Casper ter Kuile
  13. The Power of Soul by Robert Sardello
  14. The Powers That Be by Walter Wink
  15. The Practice of Finding by Holly W. Whitcomb
  16. The Problem of Wealth by Elizabeth L. Hinson-Hasty
  17. The Questions of Jesus by John Dear
  18. The Reason for Flowers by Stephen Buchmann
  19. The River in Me by Dang Nghiem
  20. The Robots Are Coming! by Andres Oppenheimer
  21. The Rumi Prescription by Melody Moezzi
  22. The Sacred Art of Bowing by Andi Young
  23. The Sacred Art of Fasting by Thomas Ryan
  24. The Sacred Art of Listening by Kay Lindahl
  25. The Sacred Art of Lovingkindness by Rami Shapiro
  26. The Saints' Guide to Happiness by Robert Ellsberg
  27. The Search for Spirituality by Ursula King
  28. The Second Book of the Tao by Stephen Mitchell
  29. The Second Mountain by David Brooks
  30. The Secret Life of God by David Aaron
  31. The Secret Message of Jesus by Brian D. McLaren
  32. The Shambhala Guide to Kabbalah and Jewish Mysticism by Perle Besserman
  33. The Shema in the Mezuzah by Sandy Eisenberg Sasso
  34. The Silent Cry by Dorothee Soelle
  35. The Sins of Scripture by John Shelby Spong
  36. The Smell of Rain on Dust by Martin Prechtel
  37. The Snail with the Right Heart by Maria Popova
  38. The Solace of Fierce Landscapes by Belden C. Lane
  39. The Song of Life by Helen Exley
  40. The Soul Also Keeps the Score by Robert W. McChesney
  41. The Soul of a Pilgrim by Christine Valters Paintner
  42. The Soul of Christmas by Thomas Moore
  43. The Soul of Rumi by Coleman Barks, Jalal Al-Din Rumi
  44. The Soul of Sex by Thomas Moore
  45. The Soul's Religion by Thomas Moore
  46. The Source of Self-Regard by Toni Morrison
  47. The Spectators by Victor Hussenot
  48. The Spiral Staircase by Karen Armstrong
  49. The Spirit of Intimacy by Sobonfu Some
  50. The Spiritual Child by Lisa Miller
  51. The Spiritual Practice of Good Actions by Greg Marcus
  52. The Spiritual Practices of Rumi by Will Johnson
  53. The Spiritual Work of Racial Justice by Patrick Saint-Jean
  54. The Spirituality of Age by Robert L. Weber, Carol Orsborn
  55. The Squish by Breanna Carzoo
  56. The Story of Stuff by Annie Leonard
  57. The Sufi Book of Life by Neil Douglas-Klotz
  58. The Sun and Moon Over Assisi by Gerard Thomas Straub
  59. The Tao of Daily Life by Derek Lin
  60. The Tao of Ordinariness by Robert J. Wicks
  61. The Tao of Thomas Aquinas by Matthew Fox
  62. The Tears of Things by Richard Rohr
  63. The Ten Commandments by Joan Chittister
  64. The Thing You Think You Cannot Do by Gordon Livingston
  65. The Third Jesus by Deepak Chopra
  66. The Thom Hartmann Reader by Tai Moses, Thom Hartmann
  67. The Thomas Merton Encyclopedia by Christine M. Bochen, Patrick F. O'Connell, William H. Shannon
  68. The Three Marriages by David Whyte
  69. The Tibetan Book of the Dead for Beginners by Lama Lhanang Rinpoche, Mordy Levine
  70. The Time Is Now by Joan Chittister
  71. The Undefeated by Kwame Alexander
  72. The Unexpected Joy of the Ordinary by Catherine Gray
  73. The Universal Christ by Richard Rohr
  74. The Unwinding by George Packer
  75. The Upper Room Dictionary of Christian Spiritual Formation by Keith Beasley-Topliffe, editor
  76. The Virtue in the Vice by Robin R. Meyers
  77. The Vitality Map by Deborah Zucker
  78. The Voices of Nature by Nicolas Mathevon
  79. The Wakeful Body by Willa Blythe Baker
  80. The Wandering Mind by Jamie Kreiner