Jean Hanff Korelitz is an American novelist, playwright, and essayist. She is best known for her novels Admission, The Sabbathday River, and You Should Have Known. She has also written for The New Yorker, The New York Times, and The Wall Street Journal. Korelitz was born in New York City and graduated from Princeton University. She has taught writing at Princeton, Columbia, and New York University. Her work has been translated into more than twenty languages and has been adapted for film and television. Korelitz is a member of the Authors Guild and PEN America. She lives in New York City with her husband and two children.