Acquiring a second language (L2) has been increasingly recognized to be an ongoing developmental process, one that progresses in a fluid and non-linear fashion (Larsen-Freeman, 2015). Instead of operating like a mechanical black box that parses incoming linguistic information and outputs oral/written language indiscriminately, the learner's…

English language learners are increasingly present in early care environments. In 2005, for example, 14.7 percent of children in nonparental care in the United States came from homes where only one parent or neither parent spoke English. Approximately 29 percent of children participating in Head Start programs spoke a language other than English.…