This review scrutinizes the evidence concerning the factors that affect the ease with which multilinguals learn additional languages. First, I focus on language learning experiences that could help multilinguals acquire new languages (e.g., consequences of exposure, use of prior knowledge, biliteracy). I then discuss how multilinguals manage…

This study explored learners' self-generated noticing of L2 input. It is motivated by previous research on input enhancement which suggested that learners are able to notice certain aspects of input on their own without any external means to direct their attention. Drawing on insights that learner-generated noticing is largely mediated by…

This study investigated the use of nonnative function words in the written production of learners of Italian as a third or fourth language with English, Spanish, or French as native or nonnative languages. Results show the frequent use of the French subject pronoun il (he) in learners' texts. The rate of subject insertion and omission was thus…