Digital Commons Network^™

Voices Of Resistance: Multilingual Identity Formation Through Translanguaging In Dual Language Bilingual Education, Fernando W. Milmo

Theses and Dissertations

This qualitative case study explored how students navigated their evolving multicultural and multilingual identities in a setting with varying emphases on English and Spanish in the context of a fourth-grade dual language classroom where the teacher employed translanguaging pedagogy. This study is grounded in a theoretical framework that integrates decolonial, raciolinguistic, and translanguaging perspectives. The study examined students' perceptions of linguistic hierarchies and the ways they utilized their full linguistic repertoires to negotiate meaning, identity, and a sense of belonging. This study included pláticas as a culturally grounded narrative method, classroom observations, and interviews, and used a qualitative case study …

Deep Community Engagement: Faculty Responsiveness Perspectives At A Hispanic Serving Institution, Joseph Coppola

Theses and Dissertations

This qualitative, narrative inquiry investigates how experienced faculty members embody and enact responsive pedagogical practices at a community college Hispanic-Serving Institution (HSI). Despite generational poverty and low degree attainment among Latine students, institutions face mounting pressure from deficit-mindedness and political mandates that threaten educational equity and resources for HSIs. This research sought to answer: How do community college faculty teaching at a Hispanic Serving Institution exhibit attributes of responsiveness?

The theoretical framework utilized the core tenets of Paulo Freire’s critical pedagogy and integrated models from Gloria Ladson-Billings (culturally relevant pedagogy), Geneva Gay (culturally responsive teaching), Django Paris (culturally sustaining pedagogy), …

Factors Influencing Teacher Professional Autonomy And Career Satisfaction: The Effects Of Unrealistic Professional Expectations Surrounding Student-Centered And Technology Implementation Tropes, Karla Gabriela Lopez

Theses and Dissertations

The research problem is to investigate to what extent unrealistic professional expectations stemming from a predominant emphasis on the tropes of student-centeredness and technology integration impact teachers’ experiences of professional autonomy and career satisfaction. The purpose of this study is to find out what factors impact teacher autonomy and career satisfaction while also considering how teachers can be effectively supported to improve these areas. Utilizing a narrative inquiry approach, this qualitative study will be held in the Rio Grande Valley and will analyze interviews of both current teachers and teachers who have recently left the profession. Therefore, this study will …

A Qualitative Case Study: Exploring Distributed Leadership In Instructional Leadership Teams, Martha Reyna Perez

Theses and Dissertations

This dissertation explored the role of distributed leadership within Instructional Leadership Teams (ILTs) at the elementary level, using Beckhard’s (1972) GRPI framework— Goals, Roles, Processes, and Interpersonal Relationships—as a lens. Conducted as a qualitative case study at Rio Vista Elementary in Lone Star Independent School District, the research examined how ILTs functioned in the context of post-pandemic education, focusing on collaboration between administrators and teacher leaders. Guided by Spillane’s (2006) distributed leadership theory, the study addressed three questions: the lived experiences of ILT members, shifts in teacher leadership and organizational conditions, and perceived impacts on student outcomes. Findings showed that …

A Qualitative Case Study: Exploring Distributed Leadership In Instructional Leadership Teams, Martha Reyna Perez

Theses and Dissertations

This dissertation explored the role of distributed leadership within Instructional Leadership Teams (ILTs) at the elementary level, using Beckhard’s (1972) GRPI framework— Goals, Roles, Processes, and Interpersonal Relationships—as a lens. Conducted as a qualitative case study at Rio Vista Elementary in Lone Star Independent School District, the research examined how ILTs functioned in the context of post-pandemic education, focusing on collaboration between administrators and teacher leaders. Guided by Spillane’s (2006) distributed leadership theory, the study addressed three questions: the lived experiences of ILT members, shifts in teacher leadership and organizational conditions, and perceived impacts on student outcomes. Findings showed that …

Hispanic Academic Leadership In The Health And Human Services, Gabriela Elizabeth Rangel

Theses and Dissertations

In the United States, there are 63.7 million Hispanics (U.S. Census Bureau, 2023), making them the largest racial or ethnic minority in the country. National data from 2019 indicates that only 6% of tenured faculty in the U.S. were Hispanic, highlighting a significant underrepresentation of leaders in academia (NCES, 2024). This study employed a phenomenological approach with purposeful sampling, utilizing semi-structured interviews with ten participants who had leadership experience in academia within Health and Human Services (H&HS). The interviews served to explore various aspects, such as what were their aspirations to become leaders, their perceptions of the characteristics and qualities …

Educators’ Perceptions Of Mental Health Services For Middle School Students In A South Texas District, Norma Araceli Cabrera

Theses and Dissertations

The purpose of this phenomenological qualitative study is to examine teachers' and administrators' perceptions of school-based mental health services in one school district in South Texas. Within-case sampling was utilized to select the participants. The study examines educators' perceptions of the availability and effectiveness of mental health services for middle school students. Middle school is a period of intense social development, during which students strive to navigate peer relationships. Middle school children, aged 12-14, also undergo emotional development as they manage intense emotions, develop self-awareness, and learn to cope with stressors related to school, friends, and self-identity. Studies found that …

The Lived Experiences Of School Counselors, Job Burnout, And The Blurred Lines Of The Profession, Cecilia Angelica Gomez

Theses and Dissertations

This phenomenological qualitative study explores the lived experiences of school counselors during and after the COVID-19 pandemic, focusing on job burnout, role ambiguity, and the blurred lines of the profession. Through semi-structured interviews with practicing school counselors, the study identifies common themes including role overload, manifestations of burnout, coping and resilience strategies, and the impact of administrative support. Findings highlight the systemic factors contributing to counselor stress and the importance of self-care, peer collaboration, and role clarity for counselor well-being and student outcomes.

Cyberbullying And Mental Health Issues Among University Students, Brandi N. Cruz

Theses and Dissertations

According to the CDC (2024), bullying can lead to social and emotional distress, self-harm, and death. Bullying can also increase the risk for depression, anxiety, and poor academic achievement. The increased use of social media and the rise in cyberbullying (CB) and related mental health concerns among emerging adults is highly disconcerting, especially given their propensity for mental health problems. The purpose of this study is to increase the understanding of young university students’ perceptions about CB victimization and whether CB affects their mental health. A cross-sectional research design was used to conduct the study. In this study the number …

The Influence Mechanism Of Chief Sustainability Officers On Firm Sustainability Performance, Taiwo Abraham

Theses and Dissertations

This dissertation examines how Chief Sustainability Officer (CSO) human capital configurations influence organizational sustainability performance through a configurational approach. Drawing on Upper Echelons and Human Capital theories, the study conceptualizes CSO human capital as encompassing both general (GHC) and sustainability-specific (SHC) dimensions that interact with job functions and governance mechanisms to shape outcomes. The theoretical framework proposes that SHC primarily influences non-financial sustainability performance (nfSP), while GHC drives financial sustainability performance (fSP). Champion functions moderate the SHC-nfSP relationship, while Ambassador functions moderate the GHC-fSP relationship. Firm sustainability governance further enhances these relationships and creates pathways for SHC to influence financial …

Navigating Cultural And Professional Identities: A Study Of Hispanic Women's Experiences In Aerospace Internship Programs, Jennifer Becerra

Theses and Dissertations

This phenomenological study investigated how Hispanic women navigated cultural identity and professional development during National Aeronautics and Space Administration (NASA) internship programs, examining the role of culturally responsive mentoring in supporting retention. The research question was, How do Hispanic women in aerospace-internship programs navigate the intersection of cultural identity and professional development as they transition from academic science, technology, engineering, and mathematics (STEM) programs to aerospace careers, and what role does culturally responsive mentoring play in supporting their retention?

Using Anzaldúa’s nepantla concept, Duncan-Andrade’s critical-hope theory, and Ladson-Billings’ culturally relevant pedagogy as theoretical frameworks, in this study, I employed semistructured …

Collective Agency And Community Resilience Among Farmworkers In The Lower Rio Grande Valley, Angel Velazquez

Theses and Dissertations

This research assesses how farmworkers in the Lower Rio Grande Valley of Texas use everyday practices to build resilience and adapt to changes in their lives. I apply two interconnected theories, White’s (2017, 2019) framework of collective agency and community resilience and Castro and Sen’s (2022) framework of everyday adaptation actions, to study these practices. I conducted 19 semi-structured interviews with Latino farmworkers and professionals who work with local farmworker organizations in the Rio Grande Valley (RGV) of Texas. Interview transcripts were analyzed to determine if and how Latino farmworkers in the RGV can work towards community resilience and implement …

Burdened By Conviction: The Pressures Within, Dulce M. Perez

Theses and Dissertations

This thesis investigates how religious and political systems, particularly Catholic influences in the Rio Grande Valley, limit and silence women. By employing historical and alternative photographic techniques such as cyanotype, gum bichromate, and photo transfer, I express how these systems control and shape women’s lives. Combined, the materials serve as a metaphor for the oppression and damage which power can inflict. In these works, fabric represents the potential for manipulation of the human mind; the red thread stitched through cloth and paper symbolizes control; and fragmented images are a reference to the collapse of humanity. Throughout this exploration, I reflect …

Decolonizing The Whitexican: Reclaiming Identity Through Nahuatl And Mesoamerican Motifs, Laia Ivanna Vite Cano

Theses and Dissertations

This thesis explores the intersection of art, linguistics, and ideography through the lens of personal and cultural heritage rooted in the Huasteca region of Central Mexico. Drawing inspiration from familial connections to the pueblos of Huazalingo and Huejutla in Hidalgo, Mexico, the research examines the cultural complexities of bicultural and binational experiences. It is grounded in the theoretical framework of Nepantla, a concept introduced by Gloria Anzaldúa to describe the unseen space of the border life as one of existing between worlds, identities, and cultures. Included and essential to this work is the Coyolxauhqui Imperative, which informs the process of …

Interpretable Alignment Of Textual Weather Reports With Local Sensor Time Series For Extreme Weather Event Visualization, Juan Luis Garza

Theses and Dissertations

This thesis presents an automated and interpretable pipeline that links natural-language weather narratives with local meteorological sensor time series. Using large language models, NOAA-style event reports are transformed into structured records capturing event type, timing, descriptive context, and uncertainty. Each extracted event is aligned with harmonized temperature, precipitation, and wind measurements from nearby weather stations, enabling systematic comparisons between narrative evidence and observed atmospheric conditions.

Across roughly fifty stations and more than two thousand events, the analyses show that discrepancies between narrative descriptions and sensor behavior arise primarily from spatial separation rather than from temporal offsets, sensor preprocessing artifacts, or …

Fractals, Reachability, And Computation In Models Of Dna Self-Assembly And Chemical Reaction Networks, Ryan Arlie Knobel

Theses and Dissertations

This thesis serves as the bridge between results compiled across varying models of tile self-assembly, molecular computation, and game complexity. As such, this thesis is broken into three chapters. In the first part, we show how to generate any Discrete Self-Similar Fractal (DSSF) with a feasible generator in the seeded Tile Assembly model, a model limited to single tile attachments and pairwise state transitions. In the next part, we study models of molecular computation, where we consider the problem of reachability in Chemical Reaction Networks and similar model extensions. The final part is a game-complexity analysis of Celtic! and k-ago, …

Ai-Driven Electromagnetic Design And Performance Prediction Of Microstrip Antennas, Eduardo Javier Vazquez

Theses and Dissertations

This thesis investigates the application of Deep Learning to automate and accelerate microstrip antenna inverse design. The initial investigation was to predict microstrip antenna performance from its geometry parametric input, and found out that forward prediction with adopted geometric representation results in ill-posed scenario, high ambiguity and unstable mapping. The study later mostly focuses on the inverse prediction by machine learning from S11 parameter input to predict antenna patch geometry parameters instead.

A dataset of 5,000 ANSYS HFSS simulated antennas (later filtered to 4,136 valid samples) was generated using cubic spine -described geometry profiles. Multiple neural architectures were adopted for …

Design And Evaluation Of Gamified Kahoot Modules For Improving Engagement And Conceptual Understanding Of Introductory Physics Students, Yaritza Villarreal

Theses and Dissertations

This study investigates the effectiveness of gamified learning modules in enhancing the engagement and conceptual understanding of introductory physics students. The first phase of this study focused on the design and development of gamified learning modules for selected topics in introductory physics. The modules were developed by integrating principles of Backward Design, following an escape-room theme with interactive scenarios, and incorporating classic game elements (e.g., points and leaderboards).

The second phase examined the effectiveness of the gamified Kahoot modules using a pretest-posttest control-group design. Sixty-eight (68) students were equally randomly assigned to the control and experimental groups. The experimental group …

Bacillus Subtilis: A Bacterium That Can Potentially Degrade Low-Density Polyethylene (Ldpe) And Polyethylene Terephthalate (Pet), Migdalia Flores

Theses and Dissertations

The widespread application and disposal of plastics, such as low-density polyethylene (LDPE) and polyethylene terephthalate (PET), have raised significant environmental health concerns. Because of each plastic’s stability and durability, these plastics exhibit limited natural degradation in the environment. Recently, the environmentally friendly biodegradation of plastics by living microorganisms has attracted more attention, as they can assist in the natural degradation process. In this study, the bacterial strain Bacillus subtilis ATCC6051 was used to degrade LDPE and PET for 60 days. To measure the degradation of low-density (LDPE) and polyethylene terephthalate (PET), the dry weight was taken, and physical characteristics were …

Development And Testing Of A Prototype Erbium-Doped Lithium Tantalate Based Sensor For Infrastructure Crack Detection And Measurement, Alejandro Barrera

Theses and Dissertations

Ensuring the safety and longevity of infrastructure is crucial to safeguarding communities and preserving economic stability. In this study, the development of a novel sensor for detecting and characterizing cracks in infrastructure, particularly suited for deployment on Unmanned Aerial Vehicles (UAVs), is presented. The device utilizes a laser (operating at 980 nm) for excitation of erbium-doped lithium tantalate nanoparticles that emit 1550 nm wavelength, which stimulates a photodiode for data collection. The data was utilized to collect, process, and reconstruct topological information. The synthesized lithium tantalate nanoparticle samples vary in erbium doping percentages of 0.5%, 3%, and 10%. Experimental evaluation …

Population Structure Of Red Drum (Sciaenops Ocellatus (Linnaeus, 1766)) In Two Systems In The Northwestern Gulf Of Mexico, Sandra Antonia Leal

Theses and Dissertations

Red drum (Sciaenops ocellatus) are an economically significant species of fish inhabiting the Gulf of Mexico. There are limited studies assessing S. ocellatus population structure focused on the southern coast of Texas. A total of 1,008 fish were collected over one year on a quarterly basis at South Bay (SB) and Holly Beach (HB) in the Lower Laguna Madre (LLM) of Texas to assess population structure. Juvenile S. ocellatus utilize the water systems of the LLM as a nursery ground and were more abundant at SB (n = 718) than HB (n = 290). The most abundant age classes were …

College Ready Or Not? Exploring Undergraduate Perceptions Of Their High School College Preparation, Charles M. Morgan Iii

Electronic Theses and Dissertations

The purpose of this study was to examine undergraduate students’ perceptions of their high school preparation for college. Rather than relying on institutional measures like test scores or course completion, the study focused on how students themselves described their readiness and the supports they received in high school. By highlighting student voice, the research aimed to reveal strengths and gaps in current approaches to preparing students for higher education.

The study was grounded in Educational Equity Theory (Darling-Hammond, 1997), which emphasizes that fairness in education requires supports tailored to students’ individual needs. A qualitative, phenomenological design was used. Undergraduate participants …

The Butterfly Effect: Cognitive Coachingsm As A Catalyst For Educator Learning And Lasting Change, Katie B. Givens-Martin

Electronic Theses and Dissertations

This qualitative, interpretative phenomenological analysis (IPA) research study explores instructional coaches’ perceptions of the impact of Cognitive Coaching℠ on teacher instruction, efficacy, and professional learning implementation. Findings across the four research questions reveal a cohesive perception among instructional coaches that Cognitive Coaching℠ functions as a catalyst for teacher growth, agency, and efficacy.

Coaches described their roles primarily as facilitators who guide rather than direct, emphasizing trust-building, reflection, and empowerment as essential. The findings highlight that Cognitive Coaching℠ strengthens teacher self-efficacy, which aligns with the six core principles of andragogy, with coaches observing increases in confidence, risk-taking, and professional agency. The …

Adoptive Parents Use Of Social Media To Discuss Adoption Communicative Openness, Hannah Araba Baidoo

Electronic Theses and Dissertations

Adoption communicative openness (ACO) involves dialogue between adoptive parents and their adopted children about adoption-related issues. Through this communication, parents share information about birth families and address adoptees questions to support psychological well-being. Although ACO benefits adoptees, research rarely examines how adoptive parents themselves practice and experience openness. This study explores how adoptive parents discuss ACO with one another on the r/AdoptiveParents subreddit. Using qualitative discourse analysis, it examines how parents describe their challenges, and success surrounding communication openness. The analysis highlights parent’s concerns about when and how to disclose adoption information and the uncertainty that shapes their communication choices. …

Building Services Engineering November/December 2025

Building Services Engineering

No abstract provided.

Microgrid Approach With Data-Driven Monitoring To Enhance The Resilience Of Water Distribution Systems, Binod Ale Magar

Theses

Existing centralized water supply systems are critically threatened by the joint effects of climate and socioeconomic changes, extreme weather events, and physical degradation due to aging, and their changeability. The uncertain and changing drivers pose challenges for water supply systems in providing sustainable water services during disruptions. The energy field dealing related issues has endorsed the microgrid approach with a decentralized energy supply with dispersed local energy sources. The application of energy microgrids has demonstrated their resiliency for sustainable energy supply. For improved resiliency of a water distribution system, this study investigated the application of a microgrid approach and the …

Echo’S Repertoire: Performing Science Fiction And Trans Care Models, Juniper Blue

Theses

Echo’s Repertoire is a mixture of a passion piece and a call for more work with performing science fiction. It focuses on interpersonal communication within trans studies and the experiences of transgender individuals and myself. Echo’s Repertoire is also an example of the Lyrical Model proposed by Awkward-Rich as a new model for trans affirming speech. The show is laid out non-linearly and follows along with Echo as he starts to build new relationships with the advice of his spaceship ai, Eep, who is a previous version of himself prior to transformation (transition).

Embedded Sensor Design For Non-Robust Delay Testing, Presh Jayawardana Manannaidelage

Theses

Current delay testing methodologies for integrated circuits face critical limitations, asrobust tests remain unachievable for most paths, forcing reliance on Non-Robust (NR) tests that suffer from unrealistic single-fault assumption, the path under test non being sensitized, and vulnerability to hazard-induced errors. This thesis propose a built-in sen- sor to detect delayed hazards and a sensor to diagnose circuits in the presence of those hazards resulting reliable detection. This thesis intends to propose 2 sensors for non-robust test-based monitoring and test- ing. The first sensor discussed is for IC testing with NR tests. This sensor is capable of detecting any full-swing …

Vol 70 #6, Rebecca Chavez

MPLA Newsletter

No abstract provided.

Building Young Leaders With Purpose: Teaching Leadership And Anti-Bullying Through Student Leadership Club, Yaned Anaya-Soto, Julyana Lopez

Capstone Projects and Master's Theses

This capstone project was developed to implement a Student Leadership Club for elementary students’ in response to high levels of bullying influenced by unmet social emotional needs, family stress and increased access to technology. The project took place at Jesse G. Sanchez Elementary School within the Alisal Union School District (AUSD). A predominantly Latino, multilingual and economically vulnerable TK- 6th school in Salinas, CA. The eight week curriculum was designed to strengthen leadership skills through self and peer nominations to help promote bullying prevention among fifth and sixth graders. Weekly meetings focused on communication, empathy and upstander behaviors. Pre and …