Pundi Narasimhan Rangarajan (born 15 April 1963) is an Indian biochemist, virologist and a professor at the department of biochemistry of the Indian Institute of Science. Prof Rangarajan is currently the Chairman of the Department of Biochemistry at Indian Institute of Science. Known for his research on eukaryotic gene expression, Rangarajan is an elected fellow of all the three major Indian science academies viz. National Academy of Sciences, India, Indian Academy of Sciences and Indian National Science Academy. The Council of Scientific and Industrial Research, the apex agency of the Government of India for scientific research, awarded him the Shanti Swarup Bhatnagar Prize for Science and Technology, one of the highest Indian science awards for his contributions to Medical Sciences in 20