Rajneesh, also known as Osho, was an Indian spiritual teacher and the founder of the Rajneesh movement. He became widely known for his unconventional approach to spirituality and his criticism of organized religion. His teachings attracted a significant following both in India and internationally. Rajneesh promoted meditation as a central practice, developing a method called dynamic meditation. He encouraged his followers to live fully without being attached to material possessions or desires, challenging traditional ascetic practices. His leadership and ideas generated considerable debate and controversy during his lifetime.