Thiruvengadam Lakshman Sankar is an Indian energy expert, civil servant, corporate executive and the former head of Asian Energy Survey of the Asian Development Bank. He is a former chairman of the Andhra Pradesh Gas Power Corporation Limited and Transmission Corporation of Andhra Pradesh. Securing his MSc degree in physical chemistry from the University of Madras and MA degree in development economics from Wilson College, he entered the Indian Administrative Service where he held positions such as the Secretary of the Fuel Policy Committee from 1970 to 1975 and the Principal Secretary of the Working Group on Energy Policy from 1978 to 1979. In 2007, he headed a government committee, popularly known as the T. L. Shankar Committee, which proposed ways of reforming Indian coal sector. He is