CEPA People

Research Staff

Demetra Kalogrides

Demetra Kalogrides ( is a research associate at the Center for Education Policy Analysis. She supports various CEPA projects with data management and statistical analysis. She also collaborates on studies with Sean Reardon and Susanna Loeb. Her research interests include inequality in educational attainment and achievement, teacher and principal labor markets, school segregation, and quantitative methods. Kalogrides received a bachelor's degree in sociology from Santa Clara University and a Masters and PhD in sociology from the University of California at Davis.

Mari Muraki

Mari Muraki ( is a research data manager and analyst at the Center for Educational Policy Analysis (CEPA) where she develops and manages large-scale longitudinal administrative, survey, and time-use databases. She also conducts statistical analyses for Susanna Loeb on various CEPA projects. She earned her bachelor's degree in Mathematics and Statistics from the University of Chicago. Prior to joining CEPA, she was a research associate at the American Institutes for Research where she provided quantitative research analysis on education finance and student achievement topics. Her current research interests include performance incentives and the use of value-added modeling to estimate school and teacher effects as well as teacher labor market topics (e.g., teacher turnover), particularly as related to Science, Technology, Engineering, and Mathematics (STEM) education.