Although the United States has had a language requirement for citizenship (through the naturalization process) since the first decade of the 20th century, very little research and discussion has taken place in academic circles about this requirement, which has been enforced for the past two decades through a test and testing practice to which…

In this article, I specify a conceptual framework for test validity research on content assessments taken by English language learners (ELLs) in U.S. schools in grades K-12. This framework is modeled after one previously delineated by Willingham et al. (1988), which was developed to guide research on students with disabilities. In this framework…