Brown will write reviews for both the print magazine and the web as well as daily posts to the Vulture online entertainment magazine.
Brown, who has been a part-time reviewer for New York magazine for the last two years, spent seven years as a writer at Entertainment Weekly, covering theatre, movies and television. He was also a columnist for Wired.
"I'm thrilled that Scott is joining us as a full-time voice on theater, across print and the web," stated editor-in-chief Moss. "Over the last two years readers have gotten to know his great big voice, sense of humor, and inside knowledge of theater, that make him the ideal person to expand our theater coverage."