He is the author of six books on the subject and maintains an active international teaching schedule. Widely considered one of the leading innovative voices in evolutionary philosophy and transformative spirituality, Carreira also has a traditional educational background, holding an M.A. in curriculum development and has taught in the Massachusetts Public School System. He has 25-years experience with contemplative practices and is cofounder of Emergence Education, which creates transformational programming for adults. Jeff serves on the Board of Directors and as a program advisor for the Inner Strength Foundation.