Dr. G. R. Senthil Kumar did his M.Sc (Geology) and M.Phil (Geology) in the Department of Geology, Presidency College, Chennai, India and the degrees was awarded in the year 1991 and 1992 respectively. He had his Ph.D. degree in Geology from Annamalai University, Tamil Nadu, India. In addition, he is in possession of a Diploma in Mining Engineering. Since 1999, he is working as a faculty member in the Department of Earth Sciences, Annamalai University. He was a member of the Annamalai University Academic Council and Board of studies. He is also serving as a board member for few colleges and Universities. To his credit, he has published 51 research papers and attended 14 training programs on various aspects. He has guided for M.Phil and Ph.D. students. He has completed one research project funded by DST. He is a Life member of many organizations, namely GSI, MEAI, SGAT, etc. and Honorary fellow in FIMI. He has been certified as an RQP by IBM, Govt. of India for the preparation of mine plans and environmental plans, also NABET (MoEF) approved Functional area Expert in Geology. He has visited Maldives and China and presented technical papers. Received the Pinnacle of Achievement award in Earth Sciences (2001), by American Biographical Institute, Raleigh, USA and named in the Marquis who’s who in the world 2012, 29th edition. He has received the Best Citizen of India, 2012 award from International Publishing house, New Delhi. In addition to the academic activities, he served as NSS program officer and presently holding the administrative post of Advisor for UGC-EOC & Scholarship Cells of Annamalai University.