At the time of the demise of bilingual education in California via Proposition 227, Chueng and Drabkin (1999) discussed the unchecked prevalence of poorly run bilingual programs and the apathetic administrators who provided inadequate oversight in terms of ensuring program quality. Proponents of dual language immersion programs hope to avoid this…

This study is part of the core research agenda of the five-year, Goal 3 grant funded by the Institute of Education Sciences, U. S. Department of Education "Improving the Teaching and Learning of English Language Learners: The Instructional Conversation Model." In video review of teaching, bias in evaluation or rating is evident in many…