An author, educator and activist, William is founder/director of the Spiritual Companions Trust, an educational charity focusing on a holistic and person-centred approach to spirituality and health. Under the umbrella of the SCT, he has helped pioneer the first vocational qualification in spirituality, named The Diploma in Practical Spirituality and Wellness. He is the author of 26 books, including The Endorphin Effect and The Power of Modern Spirituality.