Mathematica is a trusted source for high quality and objective evidence, working at the intersection of data, methods, policy, and practice to improve well-being around the world. As a policy and advisory services organization, Mathematica’s 1200+ subject matter experts leverage their deep knowledge of complex programs at the federal and state levels to provide support with data collection, quality, and analysis; program improvement and capacity building; and research and evaluation. Together with our partners, Mathematica examines urgent social challenges with rigor and objectivity to surface new evidence and understanding. Mission: Mathematica’s mission is to improve public well-being by bringing the highest standards of quality, objectivity, and excellence to bear on the work we do for our clients, which include federal, state, and local government agencies, as well asPrivate foundations.