Bikram Choudhury is an Indian-American yoga guru, and the founder of Bikram Yoga, a form of hot yoga consisting of a fixed series of 26 postures practised in a hot environment of 40 °C (104 °F). The business became a success in the United States and then across the Western world, with a variety of celebrity pupils. His former wife Rajashree Choudhury assisted him in the yoga business.