Rappal Sangameswaran Krishnan was an Indian experimental physicist and scientist. He was the Head of the department of Physics at the Indian Institute of Science and the vice chancellor of the University of Kerala. He is known for his pioneering researches on colloid optics and a discovery which is now known as Krishnan Effect. He was a Fellow of the Indian Academy of Sciences, Indian National Science Academy and the Institute of Physics, London and a recipient of the C. V. Raman Prize. 25 students were guided by RSKrishnan for Ph D. Dr T N Vasudevan was the 25th. Prof Vasudevan retired from Physics Dept, Calicut University died on 2 August 2021

St. Joseph's College, Tiruchirappalli (SJC) is a Catholic college in Tiruchirappalli, Tamil Nadu, India. It was established in 1844 by the Society of Jesus (Jesuits) and it is regarded as one of the most prestigious institutions in India. It is currently an affiliated first-grade college of Bharathidasan University.