Jack Kornfield este autor american si instructor in cadrul miscarii vipassana. Are o pregatire complexa in practica meditatiei buddhiste formata in Tailanda, Burma si India. A predat practica meditatiei inca din 1974, iar in 1975 a fondat, impreuna cu Sharon Salzberg si Joseph Goldstein, in Barre (Massachusetts) Insight Meditation Society, pentru ca mai apoi, in 1987, sa puna bazele centrului de meditatie Spirit Rock din Woodacre (California).

Printre volumele publicate de acesta se numara: A Still Forest Pool: the Insight Meditation of Achaan Chah; A Path with Heart: a Guide through the Perils and Promises of Spiritual Life; The Path of Insight Meditation; After the Ecstasy, the Laundry: How the Heart Grows Wise on the Spiritual Path.