Bilinguals sometimes code-switch between their shared languages. While psycholinguistics research has focused on the challenges of comprehending code-switches compared to single-language utterances, bilinguals seem unhindered by code-switching in communication, suggesting benefits that offset the costs. I hypothesize that bilinguals orient their…

This case study explored Spanish-speaking educators' perceptions and experiences of dual-language immersion (DLI) professional learning (PL). The study aimed to understand how PL offerings could best support and meet the needs of DLI Spanish teachers' best practices in the target language. The perceptions and experiences of seven Spanish DLI…

This dissertation project aims to investigate (1) how three different L2 Spanish instructors treat vocabulary in their beginner Spanish course (SPA 1) depending on their teaching experience, and (2) how an instructor treats vocabulary in a beginner Spanish course during the three academic quarters of his first year of teaching at the university…

This dissertation delves into second language acquisition, sociophonetic variation, and speech perception, investigating how prior linguistic experiences and exposure to regional variations in a second language influence the decoding of dialectal linguistic cues. It aims to enhance the understanding of words pronounced with different phones and…

Language ideologies can powerfully shape language learner perceptions and progress. This qualitative study investigated and reports findings based on analysis of interviews with 14 participants who self-identify as advanced users of Spanish. While dominant language ideologies in the U.S. often undermine learners reaching high levels of language…

Accurately identifying developmental language disorder (DLD) in students who speak a home language other than English has proven to be an enduring challenge. Consequently, students with DLD miss out on critical interventions, and those who are acquiring their two languages in a typical manner are placed in settings that do not meet their…

The purpose of this study was to understand the phenomena of bilingual counselors who work with the Latinx/e population and provide counseling services using the Spanish language. Specifically, this researcher hoped to highlight the voices of recently graduated bilingual counselors who graduated within the last 5 years from CACREP programs and…

Current speech-to-speech translation systems face challenges in effectively translating the nuances of prosody, which plays a pivotal role in conveying speaker intent and stance in dialog. This limitation restricts cross-lingual communication, especially in situations demanding deeper interpersonal understanding. To address this, this research…

This dissertation examines heritage language learners of Spanish enrolled in university Spanish courses, focusing on their strategic use of suprasegmental speech features in two speaking tasks. The research investigates attitudes' influence on heritage language learners' speech production in different task types. Participants engaged in two…

This project explores how the variation in language experiences and attitudes that Mexican American Spanish heritage speaker bilinguals in the United States have affects their speech perception in both their languages. Heritage language bilinguals speak as a first language a minority language that they have cultural ties to (e.g., Spanish in the…

Latinx community college students have lower persistence and completion rates than White and Asian students (Causey et al., 2022). Results of a systematic literature review found the following root causes for these low retention rates: financial barriers, lack of institutional support, educational preparation, psychosocial considerations, and…

The benefits of high-quality family-school partnerships are numerous in terms of academic, behavioral, and social-emotional student outcomes. Therefore, discovering paths to improving the relationship is essential. Finding ways to strengthen the family-school partnership is particularly critical for families with students in special education.…

This investigation examined the effectiveness of different types of explicit classroom instruction on second language (L2) development of the Spanish discourse marker (DM) "pues." While several studies have addressed the positive effect of explicit instruction on L2 DM development, the current investigation moves beyond the…

Code-switching (switching between languages) is a common linguistic behavior in bilingual speech directed to infants and children. In adult-directed speech (ADS), acoustic-phonetic properties of one language may transfer to the other language close to a code-switch point; for example, English stop consonants may be more Spanish-like near a switch.…

With the rise of bilinguals globally, extensive research has been conducted to understand how bilingualism affects cognitive functions differently from monolingualism, with significant implications for bilingual education, healthcare, and other fields. Specific to language processing, differences have been identified between second language (L2)…