San Quentin’s yoga program is well known and revered among the inmates — there’s even a yearlong wait for the privilege of attending yoga classes. http://www.yogajournal.com/livebeyogaThere are over 4,000 inmates at San Quentin, including 780 prisoners currently on death row, making it the largest death row population in the Western Hemisphere. Inmates on death row are not eligible to participate in yoga classes. Classes are held twice a week, and accommodate about 20 students.