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Our research staff is committed to maintaining the highest standards in developing and publishing assessments that serve the needs of every educator and student.

Featured Research Topics


The study of the theory and methodology of educational and psychological measurement.

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Test Development

Valid and reliable assessments result from systematic development by content experts and psychometricians.

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Students with Disabilities

Valid, reliable measurement requires special consideration during test development & administration.

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National Policy

Federal policy has far-reaching impacts on educational measurement and state accountability systems.

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Case Studies

Our metrics-driven case studies share customers' experiences with our solutions.

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Featured Researcher


Dr. Keith Boughton

Keith Boughton, Ph.D., is a Senior Research Scientist. Dr. Boughton works as the lead Research Scientist for Test Assessing Secondary Completion (TASC), DRC|CTB's test for high school equivalency. In this role, he provides psychometric leadership to product managers, content experts, and software engineers who work to implement the TASC assessment system across the country.

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Understanding Assessment


The Learning Cycle

DRC|CTB supports educators and students
throughout the learning process.

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