Who wrote the poem, Sadhinata Tumi?

Who wrote the poem, Sadhinata Tumi? Correct Answer Shamsur Rahman

Shamsur Rahman 23 October 1929 – 17 August 2006) was a Bangladeshi poet, columnist and journalist. A prolific writer, Rahman produced more than sixty books of poetry collection and is considered a key figure in Bengali literature from the latter half of the 20th century. He was regarded as the unofficial poet laureate of Bangladesh. Major themes in his poetry and writings include liberal humanism, human relations, romanticised rebellion of youth, the emergence of and consequent events in Bangladesh, and opposition to religious fundamentalism.