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Providing Evidence to Help End Child Obesity

More than three decades of rigorous research inform the debate.

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Repeal may lower costs and improve care.

Rigorous Study Looks at Reading and Math Achievement

SNAP Congressional Testimony

Key resources include data visualization, household characteristics report, and microsimulation models.


Learn More About Mathematica

Paul Decker talks about our unique, rigorous approach.

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Most Popular

PCORI Dissemination and Implementation Framework and Toolkit

Recognizing the need for strategies to accelerate the sharing of research (dissemination) and to help put it into practice (implementation), the Patient-Centered Outcomes Research Institute commissioned the development of a Dissemination and Implementation (D&I) Framework and D&I Toolkit.

Impact Evaluation of the RWJF Summer Medical and Dental Education Program (SMDEP)

This is the final report of the impact evaluation of the Robert Wood Johnson Foundation Summer Medical and Dental Education Program (SMDEP). SMDEP provides science enrichment opportunities to minority and disadvantaged college students interested in attending medical or dental school. The goal of the...

CSDP Forum: Early Findings from the Benefit Offset National Demonstration (BOND)

BOND tests an innovation that allows SSDI beneficiaries to earn more while keeping part of their disability benefits. Forum speakers provided background on BOND, presented findings from the first two years'...

Recent Projects

CHIPRA 10-State Evaluation

This study addressed a series of policy questions related to the impact of CHIP, the effective operation of CHIP programs, and the inter-relationship between and among CHIP, Medicaid, and employer-sponsored insurance coverage for low-income children.

Evaluating Express Lane Eligibility

Express Lane Eligibility allows a state’s Medicaid and/or CHIP program to rely on another public agency’s eligibility findings to qualify children for public health insurance coverage. Mathematica evaluated ELE in the Medicaid and CHIP programs.

National Evaluation of CHIPRA Quality Demonstration Grant

This program aims to identify effective, replicable strategies for enhancing quality of care for children. Mathematica’s evaluation is assessing whether states achieved their objectives and evaluating which strategies proved most effective.

Insuring America's Children

Mathematica’s evaluation of Insuring America’s Children aimed to monitor the progress of the grantmaking strategy, identify effective advocacy activities, and inform decisionmakers in states and at the national level about promising coverage strategies and programs.

Recent Publications

Experimental Impacts of a Teacher Professional Development Program in Chile on Preschool Classroom Quality and Child Outcomes

The authors assessed impacts on classroom quality and on 5 child language and behavioral outcomes of a 2-year teacher professional-development program for publicly funded prekindergarten and kindergarten in Chile. This cluster-randomized trial included 64 schools (child N = 1,876). The program incorporated...

Integration of Medicare and Medicaid for Dually Eligible Beneficiaries: State Efforts Inside and Outside Demonstration Authority

Affordability of National Flood Insurance Program Premiums—Report 1

The Biggert-Waters Act of 2012 was designed to move the National Flood Insurance Program (NFIP) toward risk-based premiums that better reflect expected losses from floods at insured properties. The result of this legislation would have been premium increases for some households which had been paying...

A Focused Look at Rural Schools Receiving School Improvement Grants (Book Chapter)


CHCE Forum: The SGR Fix: A Pathway to Fundamental Physician Payment Reform?

In a new publication released in March, Mathematica senior fellow James Reschovsky unpacked the details of the proposed sustainable growth rate replacement, including the new Merit-Based Incentive Payment System and several other payment models encouraged in the legislation. Reschovsky and a panel of...

CSDP Forum: Early Findings from the Benefit Offset National Demonstration (BOND)

BOND tests an innovation that allows SSDI beneficiaries to earn more while keeping part of their disability benefits. Forum speakers provided background on BOND, presented findings from the first two years' process and impact analyses, and discussed potential policy and research implications.


This recap video includes interviews and workshop clips to highlight the day’s event.

CIRE Forum: Transforming Technical Assistance: Using Evidence to Enrich the Experience

This forum explored the standards for effective technical assistance (TA). Evidence-based TA draws upon proven research techniques and products, which inform (1) the TA content, (2) the process of providing TA (based on adult learning principles), and (3) the measurement of the policy or program improvement...

Expert Spotlight

Policy Issues Are Complex.

Our Approach Is Comprehensive.

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.