Articles Editor, Yale Law Journal. Law clerk to Judge Guido Calabresi, U.S. Court of Appeals for the Second Circuit, 2005-06. Law clerk to Justice John Paul Stevens, Supreme Court of the United States, 2006-07. Alexander Fellow, New York University School of Law, 2007-08. Joined the Columbia faculty in 2008. Member, American Bar Association.
Awarded Burton H. Brody Prize for best paper on constitutional privacy (2005); Smith-Doheny Legal Ethics Writing Prize (2004); and Edgar M. Cullen Prize for best paper by a first-year law student (2003). From 1999-2002, Professor Greene was a reporter for Sports Illustrated.