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T. Jacob John is a noted virologist and emeritus Professor of Virology at the Christian Medical College (CMC), Vellore. He was the Chief of the Virology Service of CMC from 1967 till 1995. He was also Chief of the National HIV/AIDS Reference Centre, CMC Hospital, Vellore for 10 years and chief of the Centre for Advanced Research in Virology, CMC Hospital, Vellore for 15 years. He discovered the problem of oral polio vaccine (OPV) failure in India leading to the ‘Pulse Polio’ immunization campaign and elimination of the wild polio virus (WPV) in the country. He is also chairman/member/advisor of several national committees and international organizations like WHO.
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