Walt Whitman (1819–1892) was an American poet, essayist, and journalist. He was part of the humanist movement, and his work was controversial in its time. His best-known work is Le...view moreWalt Whitman (1819–1892) was an American poet, essayist, and journalist. He was part of the humanist movement, and his work was controversial in its time. His best-known work is Leaves of Grass.view less