Martin Israel (April 30, 1927 – October 23, 2007) was a British author, theologian, and mystic. Born in London, he initially trained as a physician before turning to spirituality and theology. Known for blending Christian mysticism with psychology and Eastern philosophies, his notable works include 'The Way of the Mystic' and 'The Art of the Spiritual Life.' His writings emphasize inner transformation, contemplation, and divine love, influencing the late 20th-century spiritual revival. He spent his later years in seclusion, teaching and writing until his death.