Jyoti Basu was an Indian Marxist theorist, communist activist, and politician. He was one of the most prominent leaders of Communist movement in India. He served as the 6th and longest serving Chief Minister of West Bengal from 1977 to 2000. He was one of the founding members of the Communist Party of India. He was the member of Politburo of the party since its formation in 1964 till 2008. He was also the member of West Bengal Legislative Assembly 11 times. From Wikipedia