Spanish generally shows a Sequence of Tense (SOT) phenomenon in subjunctive clauses: the tense of the embedded clause (present or past) must agree with the tense of the matrix clause. It has been reported, however, that one kind of violation sometimes occurs, in which a present tense subjunctive clause is embedded under a past tense matrix clause…

Research that examines diachronic change and modality posit that modal verbs follow certain universal paths of development (e.g. Cornillie, 2007; Bybee & Fleischman, 1995; Bybee, Perkins & Pagliuca, 1994). The present study examines the development of Spanish modality in Mexico through the use of multivariate analyses, relative…

This study compares Spanish morphosyntax error types and magnitude in monolingual Spanish and Spanish-English bilingual children with typical language development (TD) and language impairment (LI). Performance across groups was compared using cloze tasks that targeted articles, clitics, subjunctives, and derivational morphemes in 57 children.…

This dissertation is a comprehensive description of the grammar of Sierra Popoluca (SP, aka Soteapanec), a Mixe-Zoquean language spoken by approximately 28,000 people in Veracruz, Mexico. This grammar begins with an introduction to the language, its language family, a typological overview of the language, a brief history of my fieldwork, and the…

In this study, we investigate whether specific language impairment (SLI) manifests itself grammatically in the same way in Spanish and English with respect to nominal plural marking. English-speaking children with SLI are very proficient at marking plural on nouns. Spanish has two main nominal plural allomorphs: /s/ and /es/. The /es/ allomorph…