Born on 10^th August, 1894. Educated at the National University, Ireland

 President of India, from 24^th August, 1969 to 24th August 1974 ; Trade Union Leader for several years ; has been General Secretary and President of the All-India Railwaymen’s Federation ; was twice elected President of the All-India trade Union Congress ; went to Geneva in 1927 as the Indian Workers delegate to the International Labour Conference ; participated in the Second Round Table Conference held in London, 1931, as Worker’s Representative ; Minister for Labour, Industries, and  Co-operatives in theMadras Ministry, 1937 –39 ; appointed as Indian High Commissioner to Ceylon ; elected to the Lok Sabha in 1952 and was Union minister for Labour, May, 1952 to September, 1954 ; President Indian Congress of Social Work, 1958 ; was Governor, Uttar Pradesh, 1957-60 ; Kerala, 1961-65 ; Mysore, 1965-67 ; Vice-President of India, from 6^th May, 1967 to 24^th August, 1969 ; Founder President, Indian Society of Labour Economics.

Publications - Labour Problems in Industry ; Industrial Relations, etc.