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Our People
Mathematica's reputation for quality and objectivity is based in no small part on our high-caliber staff. Employees at all levels are selected for their superior experience, education, and training. Most senior staff hold doctoral degrees and are nationally recognized in their fields, which include economics, sociology, survey research, public policy analysis, demography, education, and computer technology.
Expert Spotlight
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Senior StatisticianDerekh Cornwell specializes in statistical, econometric, and validation research to evaluate the impacts of health care, labor, and education policy.
Featured ProjectsFeatured Publications- Public Perceptions of Comparative Effectiveness Research and Use of Evidence in Healthcare Decision-Making
- Staffing Patterns of Primary Care Practices in the Comprehensive Primary Care Initiative
Topics- Health
- Employment
- Training and Re-employment
- Human Services
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Senior ResearcherStephen Lipscomb has 10 years of experience designing and conducting studies to improve outcomes for children in public schools. Much of his expertise and interests relate to special education, research partnerships, and educator effectiveness.
Featured ProjectsFeatured Publications- Sensitivity of Teacher Value-Added Estimates to Student and Peer Control Variables
- Improving Post-High School Outcomes for Transition-Age Students with Disabilities: An Evidence Review
Topics- Disability
- Transition to Adulthood
- Disability
- Transition to Adulthood
- Early Childhood
- Systematic Evidence Reviews
- Education
- Teacher and Principal Effectiveness
- Human Services