Sir Ravinder Nath Maini is rheumatology professor at the Kennedy Institute, part of Imperial College London. Maini was born in Ludhiana in the Punjab region of India but has lived most of his life in the UK. He did his bachelor's degree at Sidney Sussex College, Cambridge.In the 1980s Maini and colleague Marc Feldmann identified TNF alpha as a key cytokine in the process of rheumatoid arthritis.He received the Canada Gairdner International Award in 2014 for his discovery of anti-TNF therapy for the treatment of rheumatoid arthritis and other inflammatory diseases.