Dr. A.S. Kalra (Ajit Singh Kalra) is a Vedic astrologer with a background in both professional practice and astrology education. He has developed Vedic Astrology Lessons and a Vedic Astrology Course published on his website astrologer-astrology.com, and is active in teaching alongside his consulting work. His StarSpeak column appeared regularly in The Times of India. He has also written for Amar Ujala and contributed the Astro Corner column to the medical magazine Saves Heart. Video content is published on his official YouTube channel, and his website hosts an extensive archive of Vedic astrology articles.