Ray Long, MD FRCSC, is a board certified orthopaedic surgeon and the founder of Bandha Yoga. He graduated from The University of Michigan Medical School with postgraduate training at Cornell University, McGill University, The University of Montreal, and Florida Orthopedic Institute. Illustrator Chris Macivor is a graduate of Etobicoke School of the Arts, Sheridan College, and Seneca College. His work has spanned many genres, from TV and film to videogames and underwater videography.