Dr. Harish C. Tewari did his M.Sc. in Physics from the Agra University and Ph.D. from the ISM, Dhanbad. He worked in the Oil & Natural Gas Corporation, India during 1965-72 and joined National Geophysical Research Institute, Hyderabad in 1973. His field of interest for the next 35 years has been crustal seismic studies in India. He retired from the NGRI in 2003 and continued as Emeritus Scientist till 2007. He then joined as Vice President, Seismic studies, with a Hydrocarbon exploration firm for an year in 2008. He was awarded National Mineral Award of Government of India for excellence in Geophysics in the year 1999 and L N Kailasam gold medal by the Indian Geophysical Union in the year 2011. He has published more than 65 research papers in various peer reviewed national and international scientific journals and presented several papers in seminars/symposiums, chairing several technical sessions. He was also a reviewer of the research papers for journals like Tectonophysics, geophysical J. Int., Jour. Of Geological Society, India and several others. He was a member of the Dept. of Science and Technology, Government of India committee on Monitoring and Evaluation of Deep Continental studies in India for 4 year period from 2000-2004. Several students received their Ph.D. under his guidance. He has visited USA and several countries in Europe and Asia under exchange programs and presentation of scientific papers.