Prof. Thirumalachari Sundararajan is a distinguished academic and researcher in Mechanical Engineering with expertise in heat transfer, combustion, and energy conversion. He retired from IIT Madras after a remarkable career and currently serves as a Visiting Professor at IIT Palakkad. His research contributions span computational fluid dynamics, nanofluids, and thermal sciences, with over 12,000 citations to his work. Prof. Sundararajan has held leadership positions including Chair of the Department of Mechanical Engineering at IIT Madras and has been instrumental in advancing clean energy research in India.