Ben Marcus (born 1967) is an American author and professor at Columbia University. He has written four books of fiction. His stories, essays, and reviews have appeared in publications including Harper's, The New Yorker, The Paris Review, Granta, The New York Times, GQ, Salon, McSweeney's, Time, and Conjunctions. He is also the fiction editor of The American Reader. His latest book, Notes From The Fog: Stories, was published by Alfred A. Knopf in August 2018.