Although literacy skills have been associated with critical academic, social, and economic outcomes, most adolescents in the United States lack basic proficiency in reading comprehension. Experts in the field of adolescent literacy have identified affective components of reading (e.g., reading attitudes) as a critical topic in need of further…

This article overviews current research on second language vocabulary learning. It concludes that a large vocabulary is necessary to function in English: 8000-9000 word families for reading, and perhaps as many as 5000-7000 families for oral discourse. In addition, a number of word knowledge aspects need to be learned about each lexical item.…