Complex sentence: Chopra left his position at the NEMH and became the founding president of the American Association of Ayurvedic Medicine, and was later named medical director of the Maharishi Ayurveda Health Center for Stress Management and Behavioral Medicine.
Split into simpler sentences: Chopra left his position at the NEMH and became the founding president of the American Association of Ayurvedic Medicine. He was later named medical director of the Maharishi Ayurveda Health Center for Stress Management and Behavioral Medicine.