Subhash Kak is an Indian-American computer scientist and Hindutva historical revisionist. He is the Regents Professor of the School of Electrical & Computer Engineering at Oklahoma State University–Stillwater, an honorary visiting professor of engineering at Jawaharlal Nehru University, and a member of the Indian Prime Minister's Science, Technology and Innovation Advisory Council (PM-STIAC).
Kak has published on the history of science, the philosophy of science, ancient astronomy, and the history of mathematics. Kak has also published on archaeoastronomy, and advocated the idea of Indigenous Aryans. Many scholars have rejected his theories on these topics in entirety, and his writings have been heavily criticized.
In 2019, the Government of India awarded him the Padma Shri, the fourth highest civilian award in India.
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