Learning vocabulary and understanding texts present difficulty for language learners due to, among other things, the high degree of lexical ambiguity. By developing an intelligent tutoring system, this dissertation examines ...

This dissertation investigates and problematizes emergent bilingual students' achievement gaps in an existing corpus of middle-school science assessment data. I first characterize achievement gaps across national data, ...

The present dissertation seeks to expand the notion of metalinguistic awareness by exploring how it relates to L2 literacy and L2 learning, and also what it means to be “low-literate” in adult L2 English acquisition. The ...

Due to their internal complexity, English conditional phrases (e.g., "If it rains tomorrow, we will cancel the picnic"; "If John had come to the party yesterday, he would have told you his favorite joke"; etc.) represent ...

This dissertation examines the interaction between lexical and discourse level categories in second language speech; specifically, the interaction of tone and intonation in the speech of Mandarin learners of English. The ...

In the past three decades, the construct of second language (L2) writing complexity has been theorized and refined in both second language acquisition (SLA) (Crossley, 2020; Housen, De Clercq, Kuiken, & Vedder, 2019; Lu, ...