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Learn More About Mathematica

Paul Decker talks about our unique, rigorous approach.

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Highlights from the Year in Review

Policy guidance for decision makers in the face of complexity

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Special Journal Issue

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Evaluating Race to the Top and School Improvement Grants

In this study of more than 500 schools, 60 districts, and all 50 states and the District of Columbia, Mathematica is conducting an implementation and impact analysis of Race To the Top and School Improvement Grants, two programs that aim to foster systematic school reform.

The WIC Breastfeeding Policy Inventory Study (In Focus Brief)

The promotion and support of breastfeeding is a vital part of the nutrition services provided by the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC).

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Mathematica Overview

In this video, Mathematica Policy Research CEO and president Paul Decker gives an overview of the company's rigorous research methods.

Recent Projects

Learning Systems for Accountable Care Organizations

Accountable Care Organizations (ACOs) are comprised of doctors, hospitals, and other health care providers working together to provide coordinated, high quality care to Medicare patients.

SIG practices graphic

Evaluating Race to the Top and School Improvement Grants

In this study of more than 500 schools, 60 districts, and all 50 states and the District of Columbia, Mathematica is conducting an implementation and impact analysis of Race To the Top and School Improvement Grants, two programs that aim to foster systematic school reform.

Peru school LAC Reads project

Latin America and Caribbean Reading Evaluation (LAC Reads)

Mathematica is rigorously evaluating and determining costs for U.S. Agency for International Development investments in early literacy and access to education in conflict settings in the Latin America and Caribbean region.

Food Ap Infographic

The National Household Food Acquisition and Purchase Survey

Mathematica collected information from 4,826 households over a seven-day period about foods acquired for home preparation and consumption; foods acquired and consumed away from home; and household characteristics, including income, nonfood expenditures, food security, health status, and diet and nutrition...

Recent Publications

Solo Practitioners Remain Important Contributors to Primary Care

This article examines the proportion of small practices and providers in primary care, as well as the characteristics of their patients and communities and their participation in new models of health care delivery.

State Differences in the Vocational Rehabilitation Experiences of Transition-Age Youth with Disabilities (Journal Article)

The study examines the extent to which states' transition-age youth with disabilities apply for vocational rehabilitation (VR) services, receive services, and are employed at case closure. The percentage of a state's transition-age youth population who applied for VR services ranged from 4 to 14 percent;...

How Disability Beneficiaries Fared Before and After the Great Recession

The Great Recession (December 2007 to June 2009) had far-reaching impacts on the U.S. economy, but it likely had a different effect on beneficiaries of the Social Security Administration (SSA) disability programs than on other working-age individuals. This data brief describes the experiences of working-age...

Evaluation of the Comprehensive Primary Care Initiative: First Annual Report

Multimedia

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...

WIC Breastfeeding Policy Inventory

Working at the Princeton Office

This video provides an overview of the Princeton office.

Working at the Ann Arbor Office

This video provides an overview of the Ann Arbor office.

Expert Spotlight

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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.