David Garrigues is an international yoga teacher and is the founder of the Ashtanga Yoga School of Philadelphia. He is the author of three Ashtanga Yoga dvd's, two chanting cd's and this year came out with his first book on pranayama. David is recognized as one of a few teachers in the US certified to teach Ashtanga Yoga by the late world renown yoga master Sri K Pattabhi Jois. As an Ashtanga Ambassador he bases his teachings on the idea that 'Anyone can take practice', a core idea in the teachings of Sri K Pattabhi Jois. David's mission is to help others flourish within the living, contemporary lineage of Ashtanga Yoga. He aims to be part of an ever wider circle of people who are committed to applying the teachings of ashtanga yoga in ways that promote physical, psychological, and spiritual growth in themselves and others. David's website and highly popular youtube video channel each have a wealth of free, expert video and written yoga instructional materials to inspire progress in beginner through advanced practitioners.