World Water Day 2019

Learn how we are working with the Millennium Challenge Corporation to improve access to safe water.

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Finding New Ways to Listen to the Evidence

Culturally responsive research recognizes culture as central to the research process.Read more

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Paul Decker talks about our unique, rigorous approach.

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World Water Day 2019

Mathematica marks World Water Day 2019 with new video that highlights how our partnership with the Millennium Challenge Corporation is improving access to safe drinking water for people living in Cabo Verde and sub-Saharan Africa.

This issue brief, the third in a series of briefs analyzing the impact of proposed changes to SNAP, provides background on SNAP work requirements, time limits, and proposed regulatory changes.

On the Evidence: A Mathematica Podcast; Guest Kat Klosek

On this episode of On the Evidence, J.B. Wogan spoke with Katherine Klosek, director of applied research at the Center for Government Excellence (GovEx) at Johns Hopkins University, about the roadmap and the state of evidence-based policymaking in cities.

Medicaid 1115 Demonstrations

Mathematica's evaluation of Medicaid Section 1115 waiver demonstrations, approximately 40 in number, seeks to assess the implementation and outcomes of four different types of innovations and help CMCS shift toward data-driven decision making for future waiver approvals.

Trending Publications

This issue brief, the third in a series of briefs analyzing the impact of proposed changes to SNAP, provides background on SNAP work requirements, time limits, and proposed regulatory changes.

As part of the Institutional Analysis of American Job Centers (AJCs) study, this paper discusses key features and experiences of 12 AJCs that are located in rural areas.

This brief summarizes findings on the implementation and impacts of Leveled Literacy Intervention in Oakland, where the district conducted the nation’s first randomized controlled trial of this intensive reading program in secondary grades.

This brief describes an alternative framework for interpreting impact estimates, known as the BAyeSian Interpretation of Estimates (BASIE).

Trending Projects

Medicaid 1115 Demonstrations

Mathematica's evaluation of Medicaid Section 1115 waiver demonstrations, approximately 40 in number, seeks to assess the implementation and outcomes of four different types of innovations and help CMCS shift toward data-driven decision making for future waiver approvals.

View of Cabo Verde

This project aims to increase access, utilization, and quality of services and facilities in Cabo Verde while reducing consumer costs by supporting national policy reform, promoting the corporatization of utilities, and creating a funding mechanism for infrastructure projects.

Adulthood childhood sign

Youth with disabilities who receive Supplemental Security Income (SSI) face substantial barriers to economic independence in transitioning to adult life. The barriers are related to their health status, social isolation, service needs, and potential loss of disability benefits.

Women looking at computer

In 2008, the U.S. Department of Labor’s Employment and Training Administration commissioned Mathematica to conduct a national random assignment evaluation of the Workforce Investment Act Adult and Dislocated Worker programs' effectiveness.

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Mathematica Policy Research is dedicated to improving public well-being by bringing the highest standards of quality, objectivity, and excellence to bear on information collection and analysis for our partners and clients. The company has been at the forefront of assessing the effectiveness of policies and programs since 1968. Considered an architect of social policy research, Mathematica conducted the first social policy experiment in the United States, the New Jersey Negative Income Tax Experiment, to test ways of encouraging low-income individuals to work.