Recent studies indicate that examiners make a number of intentional and unintentional errors when administering reading assessments to students. Because these errors introduce construct-irrelevant variance in scores, the fidelity of test administrations could influence the results of evaluation studies. To determine how assessment fidelity is…

Immigration and migration to New York City (NYC) collectively create a dynamic population of students. In this brief the authors use a decade of detailed, longitudinal data on NYC's 1st-8th graders to explore both the "stock" of students enrolled and the "flow" of new entrants in each academic year. Together, these paint a…