Kenneth Koch

Wikipedia - "Kenneth Koch (27 February 1925 – 6 July 2002) was an American poet, playwright, and professor, active from the 1950s until his death at age 77. He was a prominent poet of the New York School of poetry, a loose group of poets including Frank O'Hara and John Ashbery that eschewed contemporary introspective poetry in favor of an exuberant, cosmopolitan style that drew major inspiration from travel, painting, and music."
Wikipedia, Academy of American Poets, PennSound, The New York Review of Books