Caitlin J. Halligan was a partner with Weil, Gotshal & Manges in New York. She was the solicitor general of New York State from October 2001 until January 2007.
Halligan has served as counsel of record for a party or amicus at the certiorari or merits stages in more than 40 matters in the Supreme Court, and argued three of these cases before the court. She has also argued numerous cases before the 2nd U.S. Circuit Court of Appeals, the New York Court of Appeals, and three of the four New York intermediate appellate courts.
During each of the five years of her tenure as solicitor general, she received the National Association of Attorneys' General "Best United States Supreme Court Brief" award.
Prior to serving as solicitor general, Halligan was first deputy solicitor general in the New York Attorney General's office. From 1999 to 2000, she was the first chief of the New York attorney general's Internet bureau, where she developed and coordinated statewide law enforcement and policy initiatives regarding online consumer fraud, privacy, online securities trading, and other Internet-related issues.
Prior to attending law school, Halligan served as a legislative aide for U.S. Rep. William Alexander (D-Ark.), and as a policy associate at Georgians for Children, a nonprofit organization devoted to improving state policies for families and children.
Halligan was a law clerk to Judge Patricia M. Wald of the District of Columbia U.S. Circuit Court and to Supreme Court Justice Stephen Breyer.
She earned her J.D. in 1995 from Georgetown University Law Center, where she was managing editor of the Georgetown Law Review and her B.A. in 1988 from Princeton University.