P. N. Vinayachandran hails from the state of Kerala. He obtained his M.Sc. (Engg.) in Oceanography from the Indian Institute of Science and Doctorate in Oceanography in 1996 from Indian Institute of Science, Bangalore. Having done Post-doctoral research in the University of Tokyo he continued in Japan to work as a Senior Researcher at the Frontier System for Global Change, JAMSTEC. In 1999, he returned to India to join as a member of Faculty at the Center for Atmospheric and Oceanic Sciences, Indian Institute of Science, Bengaluru India, where he is currently a professor of oceanography.