Dr. Hauser chairs The International Peace Academy (a research organization affiliated with the United Nations) and is Chair of the Advisory Board of the International Crisis Group. She was the Founding Chair of The Advisory Board of the RAND Center for Middle East Public Policy. She is a director of many organizations, including: The International Institute for Strategic Studies in London, the RAND Corporation, the International Advisory Council of The Lowy Institute for International Policy, Sydney, Australia; and the International Board, The Center for International Governance Innovation (Canada). She serves on the Visiting Committee of the John F. Kennedy School at Harvard University, and is Vice-Chairman of the Dean's Advisory Board at Harvard Law School. Dr. Hauser was National Co-Chair of the last Harvard University Campaign. She holds advanced degrees from the University of Strasbourg in France, Harvard and NYU Law Schools, and the University of Paris Law Faculty.

She is Director of the Lincoln Center for the Performing Arts in New York City, and was a Director of the New York Philharmonic Society for more than twenty years.

In April of 1997 she and her husband founded The Hauser Center for Nonprofit Organizations at Harvard University, and she is Chair of its Advisory Board. The Hausers were the principal benefactors of the Hauser Global Law School Program at New York University which supports the Global Scholars Program and Visiting Global Faculty. It is the centerpiece of the Law School 's global initiative. Dr. Hauser was recently elected to the Board of Trustees of New York University Law School.

She was awarded The Albert Gallatin Medal, the highest honor for public service of New York University (2006), and The Vanderbilt Medal, the highest honor of New York University School of Law (2004), as well as The Harvard Medal for distinguished service to Harvard University (1999).