(or Vāmadeva Śāstrī वामदेव शास्त्री), b. 1950, is an American Hindu teacher (acharya) and author, who has written more than thirty books on topics such as the Vedas, Hinduism, Yoga, Ayurveda and Vedic astrology, published both in India and in the United States. He is the founder and director of the American Institute of Vedic Studies in Santa Fe, New Mexico, which offers educational information on Yoga philosophy, Ayurveda, and Vedic astrology. He works closely with the magazine Hinduism Today, where he is a frequent contributor. He is associated with a number of Vedic organizations in several countries. He is a Vedic teacher (Vedacharya), Vaidya (Ayurvedic doctor), and a Jyotishi (Vedic astrologer).