This dissertation analyzes the production and perception of lexical stress in trilinguals' first, second, and third languages (L1, L2, and L3) to evaluate how the cue-weighting transfer hypothesis applies to L3 acquisition. According to this hypothesis, acoustic cues to stress have different weights across languages, and results from both…

Bilingualism is associated with lifelong cognitive benefits that correlate with facilitated achievements in subsequent language learning. Second language (L2) instruction as well can promote the development of cognitive abilities involved in language learning, and among these, L2 input processing. Crucial to L2 acquisition, input processing is the…

This thesis investigates the variation between null and overt pronouns in subject position in Catalan, a null subject language. I argue that null and overt subject pronouns are two resources that speakers efficiently deploy to signal their intended interpretation regarding antecedent choice or semantic meaning, and that communicative agents…