Bishnu Dey was a prominent Bengali poet, prose writer, translator, academic and art critic in the era of modernism, post-modernism.
Starting off as a symbologist, he won recognition for the musical quality of his poems, and forms the post-Tagore generation of Bengali poets, like Buddhadeb Basu and Samar Sen, which marked the advent of "New Poetry" in Bengali literature, deeply influenced by Marxist ideology.
He published a magazine wherein he encouraged socially conscious writing.
His own work reveals a poet's solitary struggle, quest for human dignity, amidst a crisis of uprooted identity.
Through his literary career, he taught English literature at various institutes such as the Ripon College, Presidency College (1944–1947), Maulana Azad College (1947–1969) and Krishnanagar College.
In the 1920s & 1930s, he was also remained a member of a young group of poets, centered on the Kallol (Commotion) magazine.
His most important work, Smriti Satta Bhabishyat (Memory, being, the Future) (1955–61), set a new precedent in Bengali poetry.
It later won him the 1965 Sahitya Akademi Award in Bengali as well as the highest literary award of India, Jnanpith Award, in 1971.