Digital Commons Network^™

Countering Expansion And Organization Of Terrorism In Cyberspace, Sunday Oludare Ogunlana

Walden Dissertations and Doctoral Studies

Terrorists use cyberspace and social media technology to create fear and spread violent ideologies, which pose a significant threat to public security. Researchers have documented the importance of the application of law and regulation in dealing with the criminal activities perpetrated through the aid of computers in cyberspace. Using routine activity theory, this study assessed the effectiveness of technological approaches to mitigating the expansion and organization of terrorism in cyberspace. The study aligned with the purpose area analysis objective of classifying and assessing potential terrorist threats to preempt and mitigate the attacks. Data collection included document content analysis of the …

Niger Delta Youths' Views On Entrepreneurship Education For Combating Poverty And Unemployment, Sylvanus Obidinma Ohakam.

Walden Dissertations and Doctoral Studies

Abstract

Education policymakers in Nigeria lack the knowledge on the views of Niger Delta youths, who rely on entrepreneurship education and its contents to fight poverty and unemployment in their area. This study's purpose was to gain deeper understanding of the views of Niger Delta youths on entrepreneurship education, its contents, and its role in fighting their area's high rate of poverty and unemployment. This study was framed and guided by three key concepts that focus on the challenges of poor communities: youth unemployment in sub-Saharan Africa, entrepreneurship education, and youth entrepreneurship. To address this issue properly, a qualitative multiple-case …

Barriers To Women Leadership Of Small And Medium Enterprises In Nigeria, Roseline Iruoma Ojinta

Walden Dissertations and Doctoral Studies

Management literature lacks a deeper understanding of barriers to Small and Medium Enterprises (SME) leadership among women entrepreneurs in Nigeria focusing on women leaders' daily business experiences, their agency, and their entrepreneurial context. Women in Nigeria seeking promotion to leadership roles in SMEs continue to look for answers on how to surmount the multiple barriers hampering their leadership aspirations. To address this need, this study was designed to explore how women entrepreneurs in Nigeria describe barriers to SME leadership through narratives about their daily business experiences, their agency, and their entrepreneurial context. The women's entrepreneurial development in Nigeria, the Nigerian …

Educating Oncology Nurses About The Emotional Impact Of Cancer Diagnosis, Jonnell Ortiz Zayas

Walden Dissertations and Doctoral Studies

Anxiety and depression are common mood disorders in cancer patients, regardless of mental state prior to diagnosis. A gap in the education of oncology nurses in an eastern Caribbean island was discovered regarding their ability to identify anxiety and depression symptoms and to help patients who suffered from these disorders. The purpose of this project was to improve oncology nurses' assessment skills by reviewing appropriate use of the Hospital Anxiety and Depression Scale (HADS) tool and familiarizing nurses with resources to help patients who score high on the HADS. The Levine conservation model was the theoretical framework for this project. …

Kono Members' Perceptions Of Burial Practices And The Spread Of Ebola Virus Disease, Comfort Kenyeh Panda

Walden Dissertations and Doctoral Studies

Sierra Leone was heavily affected by the West African Ebola virus disease (EVD) epidemic from 2013 to 2016. Ongoing EVD transmission during the epidemic was connected to several factors including unsafe traditional burial practices. This phenomenological qualitative study addressed Kono members' perceived knowledge, attitudes, and beliefs regarding how burial practices influenced EVD transmission. Rosenstock's health belief model provided the framework for the study. The participants purposefully selected from various religions and professions were interviewed individually and in focus group settings. Similar phrases and comments were identified from the interview responses resulted which resulted in the following 5 main themes: (a) …

An Evidence-Based Clinical Practice Guideline For Childhood Obesity, George Peterson

Walden Dissertations and Doctoral Studies

Childhood obesity is a national problem in the United States and has known implications as a potential cause of chronic illnesses as the child transitions into adulthood. A primary care clinic in the southwestern United States had a high percentage of obese Hispanic children within its population; therefore, the nurses and the pediatrician needed an evidence-based clinical practice guideline (CPG) to manage Hispanic children with a body mass index greater than the 95th percentile for their age. The purpose of the project was to develop a culturally competent CPG to manage childhood obesity in this primary care practice. The social …

Strategies For Improving Contractors' Defense Acquisition Cost Estimates, Kenneth Peters

Walden Dissertations and Doctoral Studies

In 2015, private sector Department of Defense (DoD) contractors experienced decreasing profit margins by approximately 8% and an increase in estimated costs of approximately 250%. The purpose of this multicase study was to explore strategies used by business leaders of private sector contractors for DoD capacity-building projects to accurately estimate program costs to improve profitability. The target population for this study was business leaders of DoD capacity-building program contractors with successful experience improving cost-estimation processes and strategies in Southeast Asia and the former Soviet Union. The conceptual framework for this study was business process quality management with a supporting framework …

The Relationships Between Weight Stigma, Ethnic Identity, And Acculturation In Latinas, Catherine Rodrí­Guez Torres

Walden Dissertations and Doctoral Studies

Weight stigma has negative psychological and physical consequences including anxiety, depression, suicidal ideation, eating disorders, and lower quality of life. The purpose of this cross-sectional study was to explore the relationships between weight stigma, ethnic identity, and acculturation in Latinas. The intersectional theory provided the framework for this study. A sample of 154 Latinas over the age of 18 living in the United States or 1 of its territories was gathered through social media, a fat acceptance organization, and a research participant pool. The online survey consisted of 3 psychometric tools-Modified Weight Bias Internalization Scale, Multi-Group Ethnic Identity Measure-Revised, and …

Engagement Factors Impacting First-Year Persistence Of Hispanic And Non-Hispanic Students In Idaho Community Colleges, Kimberly May Scheffer

Walden Dissertations and Doctoral Studies

Although minority students are enrolling in community colleges at increasing rates, these students also leave at higher rates than their non-minority counterparts. The purpose of this quantitative study was to understand the relationship between selected antecedents of educational engagement and student persistence and to examine how persistence varied for first-year Hispanic and non-Hispanic students in Idaho community colleges. Drawing from Kahu's holistic approach, which conceptualizes students' engagement as arising from an interrelationship between institutional and student characteristics, this study surveyed 132 first-semester Idaho community college students. A MANOVA was used to identify the relationship between variables representing aspects of student …

Challenges Of African American Female Veterans Enrolled In Higher Education, Latrice Jones Tollerson

Walden Dissertations and Doctoral Studies

African American women represent 19% of the 2.1 million living female veterans. They are the largest minority group among veteran women; however, little is known about the challenges that they face when they transition to a postsecondary learning environment. The purpose of this qualitative study was to understand better how this cohort of veterans who served in the U.S. Army during military campaigns in the Middle East overcame transitional challenges to higher education. This study utilized Schlossberg's adult transition theory and identity formation as described in Josselson's theory of identity development in women. The focus of this study was on …

College Teachers' Implementation Of Instructional Strategies To Support Students' English Language Skills, Ayman Mohammad Alhalawany

Walden Dissertations and Doctoral Studies

The instructional strategies implemented by the English as a Foreign Language (EFL) teachers in an international technical college in Saudi Arabia did not prepare students at an intermediate level of proficiency on the Common European Framework of Reference. As a result, more than 77% of the first-year students were not progressing to the specialized diploma studies in the second and third years of their learning journey. Thus, the purpose of this exploratory case study was to better understand the instructional strategies adopted by instructors and the barriers to students developing their English skills. Vygotsky's zone of proximal development (ZPD) served …

Memory, Metatheater, And Intertextuality In "La Madrugada" By Juan Tovar, Brian T. Chandler

The Coastal Review

This work explores the concepts of temporality, memory and history in the play La madrugada by Juan Tovar presented through the use of metatheatricality and intertextuality with works such as Pedro Páramo and various historical corridos. The processes through which official history is constructed are shown in contrast with collective memory that endures in the corrido, the “authentic” voice of the people, suggesting that the only possibility for redemption is found in memory, a space where one can learn from history to rectify the mistakes of the past whose impact in politics and society is felt to this …

Strike 3000: Standing Electric Trike, Mikhail Hyde, Mike Offord, Nick Ladyga, Craig Smith, Frank Zingarelli

Mechanical Engineering Capstone Design Projects

In the past decade there has been much research conducted on maintaining a healthy lifestyle, even in sedentary activities. It is clear to see this trend in the rising popularity of standing desks, ergonomic mice and keyboards, and the plethora of applications that remind the user not to stay inactive for too long. Ken Howes suggests that this revolution be brought to the world of motor vehicles with his proposed concept of the Strike 3000: an electric-powered three-wheeled vehicle that keeps the operator in a standing position while still maintaining all of the functionality and reliability of a standard automobile. …

Eaton Automated Tuft Cutter, Nathan Joyal, Jay Guilmette, Trevor Gale

Mechanical Engineering Capstone Design Projects

The primary purpose of this project was to maximize the efficiency in Eaton's tuft cutting process, which is an essential part of their manufacturing business. The current process is a poor use of both human and physical capital that creates an unnecessary financial burden on the sponsor company, Eaton Corporation. The primary source of this lost money is from paying highly skilled operators to perform tedious tasks beneath their skill-set. The team was tasked with minimizing these burdens either through a new process or by reducing waste in the current process. The primary goal was to decrease the amount of …

Nuclear Fuel Assembly Transfer Project, Elio Manzi, Matthew Monfils, Ryan Sullivan, Jordan Kantor

Mechanical Engineering Capstone Design Projects

The spent nuclear fuel assembly transfer process is complicated and has several important constraints. Continuity of Knowledge (COK) must be maintained throughout the process while also keeping the fuel underwater and away from workers to assure safety and security. The conveyance is mechanical in nature and must provide for worker access for repair/maintenance. Reliability, safety, and safeguards requirements must be met for the entire expected life span of the nuclear facility. This paper describes a new engineering design for enhanced safety and reliability for transfer of spent fuel assemblies from the reactor building to the fuel storage building. The new …

Acrp Design Competition -- Eagle Eye, Benjamin Travelyn, Grace Sanita, Scott Liguori, Julian Andriulli

Mechanical Engineering Capstone Design Projects

This report outlines the concept generation, design, testing, and implementation process of a drone-based automated inspection system. This project was completed for submission in the ACRP Design Competition and for the University of Rhode Island Mechanical Engineering Capstone Design Course. Throughout the course of the year the team was sponsored by their Professor and faculty advisor, Dr. Nassersharif, and worked closely with their airport sponsor, the Rhode Island Airport Corporation.

Capstone Design Team 11 was chosen to participate in the Airport Cooperative Research Program (ACRP) National Design Competition. The aim is to plan, design and create innovative approaches to resolve …

Pill Of The Future -- Smart Automated Pill Dispenser, Miles Garceau, Kyle Silva, Steven O'Brien, Dominic Aspirinio

Mechanical Engineering Capstone Design Projects

The goals of the Pill of the Future design team are to simplify the organization and distribution of pills and to increase adherence of patients to their medication schedules. Patients with chronic illnesses or elderly patients would benefit greatly from a device that perform these tasks. Some traditional pill organizers are cumbersome and require dexterity to fill which make them difficult for many patients to use. An automated pill dispenser with smartphone app integration is the best device to solve these problems. To begin, the team researched existing solutions through literature and patent searches to determine how they function and …

Modular Composite Body Armor, Joseph Mattson, Samuel Valentine, Conner Briden, Latifah Alhouti

Mechanical Engineering Capstone Design Projects

Tasked with the development of a composite material profile for use in the application of body armor design, the team worked with with Desmark/Amerisewn to create a stab and slash resistant composite material. This report investigates the design, development, and analysis of such composite material, and details the accomplishments made by the team throughout the entire design process. The objective was to meet and adhere to the National Institute of Justice (NIJ) 0115.00 Standards, specifically the specifications described for a Protection Level III apparatus. Thinking beyond this scope, the initiative is to provide a more lightweight, flexible, reliable, and modular …

Variable Force Mechanical Stabber And Slasher, Nicholas Perry, Maxwell Caro, Alec Svendsen, Brody Dipentima

Mechanical Engineering Capstone Design Projects

The main focus of the design was to create a variable force mechanical stabber and slasher for Dr. Nassersharif for testing material sample developed by Team 20 and other departments at the University of Rhode Island (URI). The table was designed to deliver impact energies ranging from 0 to 165 Joules (J). The variable force is created through compressing a spring mechanically and measuring the velocity at impact on a test specimen. The spring propels a cart on a track system to constrain the movement of the attack in a specific direction. The system uses software to determine the initial …

Magseal Edge Breaking Safety Device, Jared Zetlin, Jason Epstein, Dillon Fontaine

Mechanical Engineering Capstone Design Projects

Team 22 was approached by the Magnetic Seal Corporation to solve a problem: develop simple electro-mechanical safety guarding for an edge-breaking and chamfering lathe. To accomplish this, the current situation was thoroughly researched, the machine inspected by the team, and a preliminary patent search conducted to survey the current body of knowledge for machine guarding. Through lessons learned from this literature search, including mounting methods, shape considerations, and a means to electrically link the guard engagement to machine operation, 120 concepts were generated by the team and classified into four groups. A Quality Function Deployment comparison was performed and in …

Mobile Free-Electron Laser For Remote Atmospheric Survey, S. Johnson, Balša Terzić, Geoffrey A. Krafft

Physics Faculty Publications

Reliable atmospheric surveys for carbon distributions will be essential to building an understanding of the Earth's carbon cycle and the role it plays in climate change. One of the core needs of NASA 's Active Sensing of CO2 Over Nights, Days and Seasons (ASCENDS) Mission is to advance the range and precision of current remote atmospheric survey techniques. The feasibility of using accelerator-based sources of infrared light to improve current airborne lidar systems has been explored. A literary review has been conducted to asses the needs of ASCENDS versus the current capabilities of modern atmospheric survey technology, and the parameters …

Teaching To Empower, Carrie N. Baker

Study of Women, Gender, & Sexuality: Faculty Publications

This essay offers strategies for balancing teaching about injustices with strategies to empower students by looking to the past, the present, and the future. Learning about past organizing for social justice using primary archival documents offers lessons in perspective, strategy, and inspiration. Learning about present activists and organizations teaches students cutting-edge strategies for social change and opens up possibilities for their future activism. Finally, teaching students the importance of envisioning a better future, especially through the creative arts, can help them clarify their values and develop affirmative, constructive goals. This essay describes specific activities and exercises for doing each of …

Illegal Drug Use, Suicidal Ideation, And Attempted Suicide Among New York Adolescents, Jacqueline Taylor

Walden Dissertations and Doctoral Studies

Suicide, ranked as one of the top five causes of death among adolescents, aged 15 to 19, claims numerous lives within the state of New York. Driven by the social cognitive theory, the objective of this quantitative cross-sectional study was to investigate the association among being offered, sold, or given illegal drugs, illegal drug use, being bullied, age, gender, ethnicity, suicidal ideation, and attempted suicide among adolescents in New York. The Centers for Disease Control 2015 Youth Risk Behavior Surveillance data for 89,068 New York adolescents, Grades 9-12, were utilized in this study. There was increased risk of suicide ideation …

Groupthink Among German, British, American, And Soviet Leaders During The Holocaust, Alan Woolf

Walden Dissertations and Doctoral Studies

Understanding the psychology behind the perpetrators of the Holocaust has been difficult because experiments on conformity and obedience cannot readily simulate the reality of the Holocaust. There exists historical documentation surrounding the leaders of the Nazi organization instrumental for the perpetration of the Holocaust, but the underlying motives of Hitler's leaders relating to governmental policies of systematic extermination of the Jews in Europe, are not known, as the strategy and operationalization of the actions were kept extremely secret, disguised by euphemisms, or only discussed verbally. This research study was to further understand the thought processes behind the manipulation tactics applied …

Using Social Cognitive Theory To Predict Obesity Behaviors In Hispanic American Children, Augustina Anyikwa

Walden Dissertations and Doctoral Studies

Childhood obesity is a growing challenge in the U.S. Hispanic American population. There is a need for evidence-based approaches to combat this problem. Social Cognitive Theory (SCT) is one such approach. The purpose of this study was to examine the extent to which selected constructs of SCT (expectations, self-efficacy, self-efficacy in overcoming barriers and self-control) could predict five childhood obesity prevention behaviors, namely time spent on television watching, time spent on physical activities, water consumption, consumption of fruits and vegetables, and meal portion size among Hispanic American children. A quantitative cross-sectional research design was employed for this study. Data were …

Predictors Of Student Referrals To School Counselors By School Teachers, Kristina Donovan

Walden Dissertations and Doctoral Studies

A large percent of high school students in New Jersey aged 12 -17 can benefit from seeing their school counselor. The problem is that without teacher referrals, many students with unidentified mental health disorders may not receive the needed early intervention services. Limited research exists as to which factors may influence a teacher to refer a student to a school counselor. Framed with cognitive behavioral theoretical foundation, a cross sectional survey design study investigated how teachers' perception of school counselors influence teachers' willingness to refer to a school counselor, as measured by the Counselor Rating Form - Short Edition. Using …

Psychosocial Impacts On Young Adult Haitian Immigrant Students In The United States, Lucien Eugene Pierre, Ph. D.

Walden Dissertations and Doctoral Studies

Abstract

Many young adult Haitian immigrant students (YAHIS) move to the United States

hoping to achieve better lives. This growing population faces many challenges when

acculturating to a new country and educational system. Some obstacles include

inadequate family and social support, language barriers, limited education, distinct

cultural values, a lack of academic materials, a shortage of Haitian teachers, and

inadequate educational programs. These psychosocial factors often prevent Haitian

immigrants from succeeding in U.S. schools. This study explored YAHIS' experiences of

acculturation and education as they relate to these psychosocial factors. Qualitative

phenomenological techniques, guided by Adlerian theory, revealed the assumptions, …

Predictors Of Blood Pressure And Lipids Levels Among African Americans, Frank Lanor

Walden Dissertations and Doctoral Studies

African Americans disproportionately develop cardiovascular disease risk factors including high blood pressure and high cholesterol levels in comparison to European Americans. The purpose of this study was to examine the associations of diet quality and physical activity with blood pressure levels and cholesterol levels among African Americans. The social ecological model was the theoretical foundation for the study. Research questions were designed to examine the extent to which diet quality and physical activity predict blood pressure levels and cholesterol levels. The research design was quantitative cross-sectional secondary analysis of 959 participants. After controlling for demographic factors, body mass index, and …

Increasing Universities' Tuition Fee Revenues From International Undergraduate Students, Marc Jan Ledermann

Walden Dissertations and Doctoral Studies

Universities are losing expected tuition revenues due to attrition of international undergraduate students. The purpose of this multiple case study was to explore strategies that university leaders use to increase tuition fee revenues from international undergraduate students. The participants in this study were 3 former leaders of the European division of Laureate International Universities, a global university group with university locations in the United Kingdom, Germany, France, Spain, Portugal, Italy, and Cyprus. The conceptual framework of this study was institutional theory as part of the change management of universities. Data collection included semistructured interviews of 3 former leaders of the …

Strategies To Decrease Business Failure In Small And Medium-Sized Enterprises, Pantiva Navamarat

Walden Dissertations and Doctoral Studies

In Southeast Asia, many small and medium-sized enterprises (SMEs) fail each year; in 2010, SME failure rate exceeded 50%. The purpose of this multiple case study was to explore strategies that some SME business leaders use to decrease the failure rate of SMEs in Southeast Asia. The target population consisted of 5 SME business leaders in Southeast Asia who demonstrated success in using strategies to decrease the failure rate of SMEs. The conceptual framework for this study was the Ulrich model, which supports the notion that a human resource manager needs to be involved in overall organizational decision making as …