Iliana Brodziak de los Reyes, Senior Research Analyst, focuses on statistical analysis of achievement data, resource allocation data and survey data with special focus on English Learners and early childhood. Dr. Brodziak is leading the cost study of Descubriendo la Lectura for first-grade Spanish-speaking students who are experiencing substantial challenges with reading and writing. Dr. Brodziak is currently working on a randomized control trial project funded by IES to evaluate the efficacy of online credit recovery on student learning and high school graduation. She is responsible of the data collection and survey analysis. Dr. Brodziak was one of the lead researchers for the study of The Cost of an Adequate Education, A Professional Judgment Cost Analysis for California. For the study of Funding Provided to Public Schools and Public Charter Schools in Maryland and for the Cost Analysis of Network to Transform Teaching (NT3) she was the task leader of the data collection for the charter organizations and led the cost analysis team. She led the cost study of the implementation study of a Gates Foundation initiative that aimed at improving teacher effectiveness and student achievement in four school systems. Dr. Brodziak was responsible of analyzing the classroom observation data for the Evaluation of California’s Transitional Kindergarten Program, funded by the Heising-Simons and David and Lucille Packard Foundations. For this project, Dr. Brodziak estimated the impact of Transitional Kindergarten on English Language skills for English learners. She was the main analyst of a research project that investigated the role of initial English proficiency, special education participation and age at school entry in time to proficiency for English learner students in Texas for the REL Southwest. She received her Ph.D. in International Comparative Education and an M.A. in Economics from Stanford University.