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The Derivative Of Spectral Function Of The Problem With The Boundary Condition Dependent On Spectral Parameter, Eli̇f Başkaya, Haskiz Coşkun

Turkish Journal of Mathematics

In this study, the computation of the derivative of the spectral function for Sturm-Liouville problem with eigenvalue dependent boundary condition at the finite left end is considered.

Distributed Model Predictive Control-Based Power Management Scheme For Grid-Integrated Microgrids, Sergio Escareno, Sijo Augustine, Liang Sun, Sathishkumar J. Ranade, Olga Lavrava, Enrico Pontelli, John Hedengren

Faculty Publications

Transitioning from traditional electrical grids to smart grids is currently an ongoing process that many nations are striving for due to their access to renewable resources. Energy management is one of the key parameters that decides the performance of such complex systems. Distributed Model Predictive Control (DMPC) is a promising technique that can be used to improve the energy management of grid-connected systems. This paper analyzes a grid-connected inverter system with DMPC that exchanges key operating parameters with the grid to optimize coordinated power sharing between its respective loads. The state-space model for the inverter is derived and verified to …

Lindenwood Digest, January 14, 2026, Lindenwood University

Lindenwood Digest

Primary Figures: President Porter visits classrooms and convenes with the Hawthorn Foundation; Payroll Director Monica Seiter serves as the contact for tax document inquiries; and MLB Network host Greg Amsinger leads "The Amsinger Series" event.

Key Events: Electronic 2025 W-2 forms became available in Workday on January 12, with paper forms scheduled for January 30; upcoming athletics include matches against UMass, Arkansas, and Delaware between January 15 and 18.

Date/Location: The digest covers institutional updates for the week of January 14, 2026, at Lindenwood University in Saint Charles, Missouri, noting a campus closure for Martin Luther King Jr. Day on …

Falls Prevention In A Psychiatric Setting, Albert Koroma

Walden Dissertations and Doctoral Studies

The project is a staff education initiative designed to improve the knowledge of psychiatric mental health clinicians regarding fall prevention. The gap in practice was the staff’s knowledge deficit in fall prevention. The staff’s knowledge deficits result in inconsistent prevention strategies. The practice-focused question guiding the project was: Among psychiatric mental health clinicians, does participation in an evidence-based fall prevention education program increase knowledge of fall prevention strategies as compared to pre- to post-education? The purpose of the project was to improve clinician knowledge of psychiatric-specific fall risks and evidence-based prevention strategies. The analytical strategies utilized in the project included …

Real-World Multicenter Assessment Of Sustained Clinical Outcomes After Digital Deep Brain Stimulation, Alireza Gharabaghi, Sergiu Groppa, Elena Casas, Alfons Schnitzler, Laura Muñoz-Delgado, Vicky L. Marshall, Jessica Karl, Lin Zhang, Ramiro Alvarez, Mary S. Feldman, Michael J. Soileau, Lan Luo, Benjamin L. Walter, Chengyuan Wu, Hong Lei, Damian M. Herz, Devyani Nanduri, Claudia A. Salazar, Corneliu Luca, Daniel Weiss

Department of Neurosurgery Faculty Papers

Remote, internet-based deep brain stimulation programming for Parkinson's disease accelerates clinical benefits postoperatively by improving access to therapy adjustments compared to in-clinic optimization. After completion of the initial digital programming phase, we show that clinical outcomes, quality of life, and safety remain sustained over at least twelve months under routine care conditions. Embedding a randomized trial within a larger cohort study enables long-term, real-world evaluation, offering a scalable and pragmatic model for assessing complex digital interventions in routine clinical care. (NCT05269862 registered on 2022-03-08 and NCT04071847 registered on 2019-08-28).

Neuroradiological Features Across Major Psychiatric Disorders And Behavioral Variant Of Alzheimer’S Disease: A Concise Multimodal Synthesis, Sina Dindarian, Joga Chaganti, Nazanin Rafiei, Scott H. Faro

Department of Radiology Faculty Papers

Psychiatric disorders are complex, disabling conditions that continue to rely on subjective diagnostic criteria due to the absence of objective biological markers. Neuroradiology has become a critical discipline for examining the structural, functional, and biochemical underpinnings of these disorders through advanced brain imaging. This review synthesizes findings from five major psychiatric conditions including major depressive disorder, schizophrenia, autism spectrum disorder, obsessive-compulsive disorder, and generalized anxiety disorder, and briefly discusses the behavioral variant of Alzheimer's disease, a variant with neuropsychological overlay, across multiple imaging modalities, including structural magnetic resonance imaging (MRI), diffusion tensor imaging, functional MRI, magnetic resonance spectroscopy, functional near-infrared …

From Covenant To Contract: How Secularization Of Christian Society Changed The Moral Basis Of Law, Rudy Iturrino

Doctoral Dissertations and Projects

Modern secular society has replaced religious understandings of obligation with legal contracts in which the state acts as the final arbiter. The purpose of this document analysis is to explore how the Christian concept of covenant was gradually replaced by secular legal contracts during the Reformation and Enlightenment, and how this shift influences modern views on eminent domain and national security policy. This dissertation was guided by Social Contract Theory. The following research question guided this study: What patterns from a document analysis reveal how the Christian idea of covenant was replaced by secular contract theory during the Reformation and …

A Phenomenological Study Of The Personal And Professional Experiences Of U.S. Police Leaders Who Led Their Agency Through A Line-Of-Duty Death, Elizabeth A. Cary

Doctoral Dissertations and Projects

The purpose of this phenomenological study was to describe the personal and professional experiences of police leaders from across the United States who led their agencies through line-of-duty deaths (LODD). The social constructivist worldview guided this study as Creswell and Poth (2025) suggest that it captures complicated and multifaceted subjective meanings of individuals. Transformational leadership theory was the lens through which this research was conducted. Police leaders are faced with personnel, political, societal, and generational challenges following the events of Ferguson, George Floyd, the COVID-19 pandemic. This is on top of the already stressful and traumatic work police officers face …

Trauma-Informed Practices (Tips) And Burnout, Job Satisfaction, And Ptsd In First Responders, Tyler Mcdonough

Doctoral Dissertations and Projects

First responders are the frontline defense of society and consist of people that push back against chaos to keep our communities civilized and in functioning order. This study aimed to ensure that first responders’ mental health is adequate for home life as well as daily job functions, and to assess which Trauma Informed Practices (TIPs) can lead to positive outcomes in reducing first responder’s feelings of burnout, increasing their job satisfaction, and suppressing frequency of PTSD symptoms. TIPs are different intervention techniques that are designed to assist the individual with a variety of emotions such as anxiety, stress, burnout, and …

From Retaliation To Restoration: Evaluating Norwegian Prison Rehabilitation Models For United States Integration, Lucas I. Abbott

Doctoral Dissertations and Projects

This study evaluates the viability of implementing Norwegian rehabilitative frameworks within the American prison system by gathering the perspectives of formerly incarcerated men in the United States. Using a qualitative phenomenological design, the research sought to understand how American offenders perceive Norwegian normalization techniques, such as single-occupancy rooms, humane architectural environments, respectful inmate-officer relationships, and their potential to promote rehabilitation and reduce recidivism. Fifteen participants who had served a minimum of three weeks in correctional institutions completed open-ended questionnaires analyzed through conceptual content analysis. Findings revealed strong support for individualized rooms, normalized environments, and increased positive human interaction as transformative …

Vocal Strain In General Music Educators: Choral Vs. Instrumental Training, Jennifer Mclean Stadelmeyer

Doctoral Dissertations and Projects

Elementary general music educators are at high risk for vocal strain due to the continuous demands of speaking, singing, and classroom management throughout the school day. Prolonged vocal strain can result in voice loss, vocal cord damage, and hoarseness. While the issue of vocal health in educators is widely acknowledged, limited research examined the specific factors contributing to vocal strain among general music educators, particularly in relation to their training backgrounds. This quantitative, causal-comparative study investigated the difference in vocal strain between choral-trained and instrumental-trained music educators teaching elementary general music. Participants included elementary general music educators (N = 12) …

Social Support In The College Classroom And The Impact Supportive Communication Has On Student Academic Success And Quality Of Life, Rachael Tiede

Doctoral Dissertations and Projects

College students often encounter academic and personal challenges that lead to stress, anxiety, and feelings of isolation. These challenges can feel burdensome, making it difficult for them to determine the best course of action for the issues they face. They frequently experience difficulties in managing the demands of college. Given these challenges, a potential solution for their anxiety and stress is social support through supportive communication from friends, instructors, and others at the college or university. Guided by social support theory and social penetration theory and employing a quantitative methodology, the research examined the impact of supportive communication on college …

Cattle Drives To Coal Cars: Norfolk & Western And The New South Industrialization Of Tazewell County, Virginia, 1880-1930, Hannah Beth Hensley

Doctoral Dissertations and Projects

Addressing the impact of the New South gospel of industrialization on Tazewell County, Virginia, this research seeks to examine the county’s shift from a primarily agricultural, barter economy prior to 1880 to one of both industry and agriculture by 1930. It traces Virginia’s early railroads and coal mines, following the creation and collapse of the Atlantic, Mississippi & Ohio Railroad and subsequent birth of the Norfolk & Western Railroad, and details early geographic studies indicating the presence of coal in Southwest Virginia’s mountains. Tazewell County became the gateway to the rich Pocahontas coal fields of West Virginia with the boom …

African American Adult Male Survivors Of Childhood Sexual Abuse And Their Subsequent Experiences In Intimate Partner Relationships, Christian Lee Jefferson

Doctoral Dissertations and Projects

The purpose of this qualitative interpretive phenomenology study is to explore the lived experiences of African American adult male survivors of childhood sexual abuse within intimate partner relationships. The problem is that it is not known how African American adult male survivors of childhood sexual abuse describe their present or past intimate partner relationships experience or the impact that childhood sexual abuse has on their intimate partner relationships. Research shows how experiences of sexual abuse create difficulty in managing intimate partner relationships. Many survivors of childhood sexual abuse often had damaging effects on adults with their romantic relationships. Findings from …

What Are The Effects Of Statewide Body-Worn Camera Policy Standardization On Recording Rates And Officer Behavior?, Michael Mcdowell

Doctoral Dissertations and Projects

This quasi-experimental research tests the hypothesis whether statewide body-worn camera (BWC) policy standardization produces different results than locally autonomous policies in body-worn camera policies in terms of camera activation, use of force, civilian complaints, and officer perceptions of accountability and procedural justice. Drawing on policy diffusion and organizational justice theories, the study analyzed data from 200 officers across two states using t-tests, regression models, and difference-in-differences analysis. Findings showed that there were no statistically significant changes in the rates of activation, force incidents, or the number of complaints regardless of the type of policy used, meaning that statewide standardization had …

The Relationship Between Religiosity, Meaning-Making, And Well-Being Among Involuntary Childless Women, Laura Beth Harter

Doctoral Dissertations and Projects

The proportion of involuntary childless women in the United States continues to rise, with research indicating elevated risks of depression, anxiety, and diminished well-being in this population compared to their childbearing counterparts. Simultaneously, many faith communities emphasize pronatalist ideals, which may compound these psychological effects. Despite a growing body of qualitative work, quantitative research examining faith, meaning-making, and well-being among women whose childlessness extends beyond recent infertility is limited. This quantitative, correlational study examined the relationships among religiosity, meaning-making, and well-being among involuntary childless women. Participants (N = 94; M age = 44.6) completed online surveys including the Duke University …

Resilient Leadership In Action: The Rhetoric And Relationships Of Abraham Lincoln For Today’S Public Administration, Wayne Morris Baker

Doctoral Dissertations and Projects

Public administration faces growing volatility and complexity, requiring leadership models that extend beyond traditional management paradigms. This qualitative, historical-explanatory case study introduces and tests a multidimensional theory of resilient leadership in public administration through the rhetoric and relationships of Abraham Lincoln during his presidency. Guided by one central and four sub-research questions, the study analyzes fifty-six of Lincoln’s letters, speeches, and memoranda alongside fifteen diary entries by Navy Secretary Gideon Welles. Using a dual framework that integrates the Four-Factor Leadership Model and the proposed five-dimensional resilient leadership model: adaptability and learning, ethical decision-making and integrity, collaborative governance and stakeholder engagement, …

Racial Bias, Mindfulness, And Motivation Among Mental Health Clinicians, Deirdre Y. Burton

Doctoral Dissertations and Projects

Racial bias is linked to poor mental health outcomes and obstructs clinician-client relationships. Mental health clinicians (MHCs) may express implicit bias, expanding disparities for people of color. Mindfulness and motivation to respond without prejudice (MRP) are associated with reduced racial bias, yet few studies have examined these constructs among MHCs. Therefore, the purpose of the study was to evaluate relationships between mindfulness, MRP, and implicit racial bias. Licensed MHCs (n = 47, 85.1% female, 59.6% African American, mean age 50 years) participated in a convergent parallel mixed-methods study involving an online survey [Race Implicit Association Test (Race IAT), the Five …

A Phenomenological Study To Describe The Lived Experiences Of U.S. Military Veterans Diagnosed With Ptsd Who Have Completed A Spiritually Integrated Treatment Program, Roger Fall

Doctoral Dissertations and Projects

The purpose of this phenomenological study was to describe the lived experiences of U.S. military veterans diagnosed with post-traumatic stress disorder (PTSD) who completed a spiritually integrated treatment program. Schlossberg’s transition theory formed the study’s primary theoretical framework, through which the following research questions were answered: 1) How do U.S. military veterans diagnosed with PTSD describe their experiences before attending a spiritually integrated treatment program? 2) How do the participants describe their expectations for the program prior to their participation? 3) How were the participants’ expectations met, and were any unexpected outcomes experienced while participating in the program? and 4) …

Examining The Intergenerational And Transgenerational Impact Of Military-Related Posttraumatic Stress Disorder On Academic Success In College Students In The United States, Kimberlee Bazo

Doctoral Dissertations and Projects

Military families and caregivers have unique experiences with their service member which can both enhance and challenge their daily lives. The purpose of this dissertation was to examine the transgenerational and intergenerational impact of military-related posttraumatic stress disorder (PTSD) on academic success in college students in the United States. This non-experimental, quantitative research design utilized both descriptive and correlational data analysis. Self-report measures and grade point average (GPA) provided the data from a total of 67 participants, as determined by an a priori analysis, for the results and subsequent discussion sections. Participants were recruited through a variety of sources using …

Perceptions Of Defund The Police, Russell F. Cooper

Doctoral Dissertations and Projects

This research delves into contemporary literature on the Defund the Police movement in the United States, a significant force shaping law enforcement practices and the future landscape of policing and criminal justice. Stemming from the aftermath of the 2020 George Floyd protests, this movement has spurred transformations in policing methodologies and resource distribution. With its expansion across the nation, law enforcement agencies are grappling with high turnover rates and a dwindling pool of qualified applicants. The Defund the Police movement, originally aimed at abolishing police departments due to perceived systemic issues, underscores the need for progressive law enforcement reforms, particularly …

Evaluating The Central Themes Of The Pentateuch In Apocalypse In Light Of The Pentateuch Author’S Compositional Strategy, Donald Registe

Doctoral Dissertations and Projects

This dissertation presents a theological interpretation of the thematic analogies between the Pentateuch and the book of Revelation, arguing that the central themes of the Pentateuch reach their consummation in John’s Apocalypse. Previous scholarship has not systematically traced these themes within Revelation, nor placed them in their broader canonical context. This study addresses that gap by demonstrating how the eschatological structures of the Pentateuch find their climax in Revelation. The research employs a methodology grounded in primary biblical texts, supported by critical engagement with Old and New Testament scholarship, accepting conclusions only when warranted by evidence. The first three chapters …

Investigating The Reliability And Validity Of The Social Connectedness Instrument Among U.S. Adults, Blake A. Fraser

Doctoral Dissertations and Projects

Growing evidence shows that poor social connectedness is becoming a public health threat, with rising prevalence and connections to poor mental and physical health across the lifespan. Therefore, there is an urgent need to develop feasible and effective social connectedness interventions. There is limited evidence for the effectiveness of current interventions, with studies recommending tailoring the intervention to an individual’s specific social connection needs. However, previous measures of social connectedness provide little information about potentially modifiable contributors of poor connection. Thus, the Social Connectedness Instrument (SCI) was developed to fill in this gap by proposing two novel latent constructs of …

A Qualitative Exploration Of Global Remote Leadership, Melissa Morrison

Doctoral Dissertations and Projects

Leaders of organizations have faced many changes with respect to remote work. As face-to-face interactions decrease, the opportunities and challenges of technological and digital advancement further the complexity of remote work. Leaders serve as prominent figures who use remote technology to communicate and interact with employees that report to them. The relationship between remote work and the development of meaningful social interactions remains largely unexplored (Clark et al., 2018). This phenomenological study explored the described experiences of remote leaders, the role that identity development plays in the success of leadership remote work, how their identity development impacts their well-being and …

Resiliency Among Service Industry Workers: A Biopsychosocial-Spiritual Assessment, Winston King

Doctoral Dissertations and Projects

The purpose of this study was to quantify service industry workers’ resiliency’s relationships with their emotional intelligence, understanding of differing personality types, spiritual resiliency, and substance abuse, as these are all applicable to the biopsychosocial-spiritual model, which served as the theoretical framework. The study included administering the Brief Resilience Scale (BRS), the Schutte Self-Report Emotional Intelligence Test (SEIT), a self-reporting of employees’ understanding of differing personality types, a self-reporting of employees’ spiritual resiliency, and the Substance Use Brief Screen (SUBS) to social science graduate students working in the service industry. Resiliency was identified as the predictor variable and the other …

Women, Religion, And Education In North Carolina: How The Feminization Theory Applies From The Nineteenth Century To Present Day, Jennifer Lauren Walker

Doctoral Dissertations and Projects

In the state of North Carolina southern traditions run deep. The strong foundation of religion and family have been a constant in this state. However, not everything about this state’s history has been equal or fair, especially in the case of women and education. It would take the Progressive era for the feminization of southern life and culture to work its way into the lifestyle found amongst North Carolina residents. Women across the state would lay witness to the changes that both feminization and religion brought into their lives. Education would be one major factor that played into the equation …

Espionage, Civil Liberties, And The Secret War Of The American Revolution, Jackson Tomlin

Doctoral Dissertations and Projects

This dissertation attempts to analyze the line between a government that can create security for its constituents, while also protecting their rights. It is an attempt to understand this schism by looking at the American Revolution and the role of spying in all of it. It aims to establish the role of spying in this narrative by first looking at the role of espionage in the ranks of the British government. The research attempts to look at how spying affected the American Revolution, how colonists lost their civil liberties because of spying, and the how spying played a future role …

Prevalence Of Intimacy Satisfaction In Relation To Burnout And Trauma Saturation Of First Responders, Krystoffer L. Bowman

Doctoral Dissertations and Projects

A shared understanding of this issue enables us to recognize the uniqueness of each individual’s experience, supported by the consistent commitment of trauma-saturated professionals. But what happens when these individuals become so accustomed to trauma that they can no longer recognize it as such? When their professional identity is inherently tied to continuous exposure to trauma, they may unconsciously adopt emotional distancing as a coping mechanism, which can appear to others as a fixed personality trait or lifestyle, even outside the workplace. This professional emotional distancing, often a consequence of growing burnout and trauma saturation, may negatively impact intimacy satisfaction. …

A Phenomenological Study Exploring Christian Women Emotional Traumatic Symptoms Post Spousal Infidelity, Tracy Y. Davis

Doctoral Dissertations and Projects

The discovery of spousal infidelity has been recognized in the literature as a devastating breach of marital commitment. The purpose of this phenomenological study was to describe women of faith’s experiences with emotional trauma after discovering spousal infidelity in the Northeastern United States. This study’s theoretical framework is guided by Schlossberg’s transition theory, which aims to answer the following research questions: How do women of faith describe emotional trauma after the discovery of infidelity? How does infidelity affect the psychological, emotional, and physical functioning of women and their social systems? How do participants describe their spiritual relationship with God after …

Vietnam Music Education For Professional Careers In The Music Industry, Dylan Bao Nguyen

Doctoral Dissertations and Projects

Vietnam, a country in Southeast Asia, holds a rich cultural heritage and diverse musical traditions that span more than four thousand years. The country began commercializing its music industry around 1997 and expanded it into a significant national sector by 2015. Even with this expansion, Vietnamese music remains largely unfamiliar to global listeners, creating an urgent need for strong music education programs that support the industry’s development. To understand why Vietnamese music struggles to achieve global visibility in the age of globalization, researchers must examine the current conditions of music education and identify the specific factors that limit its international …