Demetra Kalogrides is a research associate at the Center for Education Policy Analysis (CEPA). With Sean Reardon, she works on the creation and analysis of the data in the Stanford Education Data Archive (SEDA - seda.stanford.edu). With Susanna Loeb, she studies issues related to teachers and principals using administrative and survey data from various school districts. 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.