He has served on the editorial staff of Alternative Therapies in Health and Medicine, and was a senior consultant to the Johnson & Johnson Corporation, the Disney Company, and numerous companies in the natural products industry. Marc was also a long time nutritionist and teacher at Canyon Ranch Resorts and with the internationally acclaimed Kripalu Center for Yoga and Health, where he also served as Chairman of the Board of Directors.
Marc has presented at a long list of professional settings including Harvard University, The National Institute for the Clinical Application of Behavioral Medicine, and has been featured on ...See All