Eckhart Tolle is a German “spiritual teacher” and self-help author.

The 14th Dalai Lama was recognized at age two as the reincarnation of the 13th Dalai Lama. Following the 1959 Tibetan uprising, he escaped into exile in India, where he lives as a refugee. He has authored works including two autobiographies — My Land and My People (1962) and Freedom in Exile (1991) — as well as The Art of Happiness, a landmark book in the field of positive psychology.

Francine Sandra Rivers is an American author of fiction with Christian themes, including inspirational romance novels.

Jon Kabat-Zinn (born June 5, 1944) is an American professor emeritus of medicine at the University of Massachusetts Medical School, scientist, writer, and meditation teacher. He is the creator of the Stress Reduction Clinic and the founder of Mindfulness-Based Stress Reduction (MBSR). His books include *Full Catastrophe Living* (1990) and *Wherever You Go, There You Are*, among others.

Lysa TerKeurst is an American speaker and author of Christian non-fiction.

Stephen W. Hiemstra (MDiv, PhD) is an author, volunteer pastor in Hispanic ministry, and speaker who lives in Centreville, Virginia, with his wife, Maryam, and their three grown children. He blogs four times weekly at T2Pneuma.net and has published multiple works, including novellas and screenplays such as The Detour (2023), Christmas in Havana (2024), and Jeez and the Gentile (2025).