Daniel Litwok, Ph.D.

Dr. Daniel Litwok is an economist with over a decade of experience studying career pathways and workforce development initiatives targeting vulnerable populations. His expertise is in evaluation design, research methods, and data analysis, and he frequently applies these skills to large, complex experimental and quasi-experimental evaluations. Clients have included a variety of U.S. federal agencies: the Department of Labor (DOL), Department of Health and Human Services (HHS), and the Institute for Education Sciences (IES) at the Department of Education (ED).

Litwok is currently the principal investigator for the Health Profession Opportunity Grants (HPOG 2.0) COVID-Cohort Impact Study, an experimental evaluation of a healthcare career pathways program sponsored by the Office of Planning, Research, and Evaluation at HHS. He is also the co-principal investigator of DOL’s Sectoral Strategies and Employer Engagement Portfolio Services, which aim to generate evidence on effective strategies for engaging employers in workforce development. Litwok also works as an evaluator or senior scientist on several other projects ranging from workforce development to education to improving equity in computer science courses.

Since 2019, Litwok has served as co-investigator for four impact studies funded through Education Innovation and Research grants from ED. He also served as director of analysis for HPOG 1.0 impact studies and worked on a variety of other workforce program evaluations. He has authored dozens of federal reports and scholarly articles and frequently participates in conferences targeting researchers, practitioners, and policymakers.

Expertise:

• Impact evaluation design
• Quantitative analysis
• Dissemination of technical results

Key Projects:

• Health Profession Opportunity Grants 1.0
• Health Profession Opportunity Grants 2.0
• Sectoral Strategies and Employer Engagement Portfolio Services
• Site Selection When Participation is Voluntary: Improving the External Validity of Randomized Trials
• Refining and Expanding HEROES: A Literacy Intervention for Young Students with Individualized Education Plans (IEP)

Publications:

• Litwok, D., Peck, L. R., & Walton, D. (2022). Experimental evidence on the impact of long-term credentials in the healthcare sector. Journal of Research on Educational Effectiveness 16(2): 246-270.
• Litwok, D., Nichols, A., Shivji, A., & Olsen, R. (2022). Selecting districts and schools for impact studies in education: A simulation study of different strategies. Journal of Research on Educational Effectiveness.
• Litwok, D. (2022). Estimating the impact of emergency assistance on training outcomes for low-income adults: Experimental and nonexperimental evidence. Evaluation Review 47(2).
• Litwok, D., & Peck, L. R. (2018). Variance estimation in evaluations with no-shows: A comparison of methods. American Journal of Evaluation 40(1): 104-118.
• Deza, M., & Litwok, D. (2016). Do nighttime driving restrictions reduce criminal participation among teenagers? Evidence from Graduated Driver Licensing. Journal of Policy Analysis and Management 35(2): 306-332.