Dr. Selvaraj Kandasamy (Raj) obtained his M.Sc., M.Phil., and Ph.D. degrees from the University of Madras, India. Dr. Raj was working as Research Associate at Ocean Science and Technology Cell, Mangalore University in India during 2002‒2003 and then he joined as Post-Doctoral Fellow in Institute of Marine Geology and Chemistry, National Sun Yat-sen University and Academia Sinica in Taiwan during the years 2004‒2011. Subsequently, he worked as Associate Professor of State Key Laboratory of Marine Environmental Science and Department of Geological Oceanography in the College of Ocean and Earth Sciences in Xiamen University, China since 2011. Dr. Raj joined as Associate Professor of Geology, Central University of Kerala, on August 2022 and then he moved as Professor of Geology, Central University of Tamil Nadu, on November 2023. He is a member of various international bodies such AGU, EGU, AOGS, GS and PAGES. He also served as Editorial Board member of Elsevier Journals (Paleo3, QI) and currently serving as Associate Editor of Frontiers in Marine Science and Current Chinese Science. Dr. Raj has published more than 80research articles in Scopus, peer reviewed national and international journals (Nature, Nature Geoscience, ESR, GCA, GRL, FMS, QSR, JGR, JG, MG, Paleo-3, JQS, Sedimentology, Current Science, JGSI, etc.). He also presented his research findings in national and international conferences and meetings conducted by AGU, EGU, GSA, AOGS and PAGES. Dr. Raj has completed one major research project as Principal Investigator funded by National Natural Science Foundation of China and five minor projects funded by various organizations and funding agencies in China and Taiwan. He has participated more than ten cruise programs in Indian and Chinese marginal seas and oversee the research activities onboard. He also served as external examiner of Ph.D. and D.Sc. theses for Andhra, Berhampur, Bharathidasan, Gandhigram Rural, Madras, and Periyar Universities.