Marvin G. Powell, Ph.D. is an associate professor of quantitative methodology in the College of Education and Human Development, George Mason University. He conducts research in the assessment of the psychometric properties of educational and psychological instruments using a range of latent trait analyses including, structural equation modelling and item response theory. He is interested in answering research questions focusing on a critical lens while using QuantCrit and CRQI tools.
This commentary is republished from The Conversation under a Creative Commons license.? Brown v. Board of Education, the Supreme Court decision that desegregated public schools, stands in the collective national memory as a turning point in America’s fight for racial justice. But as the U.S. observes its 70th anniversary, Brown also represents something more somber: […]
