Deborah Holtzman, Ph.D., is a Principal Researcher with more than 20 years of experience conducting educational research, specializing in survey methodology and analysis of quantitative data. She serves as the survey data collection specialist for the DLL Pilot Study. Her prior work includes leading the survey and analysis components of a randomized controlled study of an intervention designed to help low-income parents promote mathematics learning with their two-and-three-year-old children. She also directed the final year of an IES-funded randomized controlled study of Check & Connect, a dropout prevention program, co-authoring an article published in the Journal of Research on Educational Effectiveness. From 2012 through 2015, she directed the evaluation of AP Insight, a College Board program providing online instructional resources and student assessments; this i3-funded study used a quasi-experimental design to examine the program’s impact on student achievement and engagement. Holtzman holds doctoral and masters’ degrees in education policy from Stanford University and a bachelor’s degree from Swarthmore College.