Roiphe was born to novelist Anne Roiphe and psychoanalyst Herman Roiphe.[1] She completed a B.A. in American literature and history from Columbia University in June 1993.[2] She was a summer associate at Hill and Barlow, Paul, Weiss, Rifkind, Wharton & Garrison, and Debevoise & Plimpton in 1998, 1999, and 2000 respectively. She earned a J.D., cum laude, from Harvard Law School in June 2000.[2] From 2000 to 2001, she clerked for Bruce M. Selya of the United States Court of Appeals for the First Circuit.[2] From January to July 2002, Roiphe was an associate in the litigation department at Wilmer Cutler, & Pickering.[2]
In June 2002, Roiphe completed a Ph.D. in American history from the University of Chicago.[2] Her M.A. thesis was titled Reforming Women: Science, Maternalism, and the Treatment of Delinquent Girls in the 1920s.[2] Roiphe's dissertation was titled Law and the Modern Soul, 1870–1930.[2] Amy Dru Stanley, Jan Goldstein, George Chauncey served on her dissertation committee.[2]
From July 2002 to July 2005, Roiphe was an assistant district attorney in the securities fraud unit at the New York County District Attorney's office.[2] In 2004, she married Benjamin Gruenstein, an assistant United States attorney for the District Court for the Southern District of New York.[1] Roiphe was a visiting assistant professor at the Fordham University School of Law from 2005 to 2007.[2] She joined the faculty of the New York Law School in 2007.[2] She is the Joseph Solomon Distinguished Professor of Law and co-dean for faculty scholarship.[3] She specializes in ethics and the history of the legal profession.[3]