This recorded presentation describes a project to train librarians to create subject headings for Indigenous nations. It also reports on the creation of a set of best practices based on feedback from participants in the project.
Many online learning environments use prerecorded video lectures as a primary mode for disseminating learning content. Despite the commonality of this lecture-based video format, it is not clear to what degree video length and the incorporation of active learning elements influence learner success. We investigated the efficacy of segmenting pre-recorded...
This thesis presents a novel design for a rheometer style viscometer by implementing high temperature and inert atmospheric requirements on the device. The goals of this device are to measure the viscosity of high temperature molten salts, which are corrosive and extremely hydroscopic. It also aims to be able to...
This study is an ethnographic investigation of residential turnover, organizational memory, and the persistence of Lost Valley, an Oregon ecovillage founded in 1989. Literature on organizational turnover, memory, and persistence is reviewed and integrated with scholarship on intentional communities and ecovillages, generating a theoretical framework for data collection and analysis....
The Oregon Processed Vegetable Commission (OPVC) is one of twenty-three commodity commissions that fall under the jurisdiction of the Oregon Department of Agriculture (ODA). In 2020, the OPVC was successfully awarded a 3-year grant under the FDA’s Specialty Crop Block Grant Program (SCBGP) to conduct ‘Market Research and Development to...
Approximately 900 lines were evaluated, from which 351 lines (337 experimental and 14 named cultivars) were then genotyped. The lines that were retained were planted in the field in 2021 at the Vegetable Research Farm and DNA was extracted from developing leaves. The DNA was quantified, adjusted for concentration and...
Consumer sensory evaluations were conducted with Oregon consumers to asses perceived quality in processed frozen vegetables vs. their fresh counterparts. 108 consumers were tested at an Oregon farmstand to investigate consumer preference for fresh vs. frozen select processed vegetables in appearance, aroma, color, overall liking, flavor, texture; to probe the...
Sweet corn and snap bean production, amongst other vegetable crops grown in the Willamette Valley of Oregon, are impacted by soilborne diseases caused by Fusarium species. The decline in sweet corn yields due to Fusarium crown and stalk node rot as well as root rot in snap bean and sweet...
With the hot summers of recent years causing significant heat damage to broccoli heads within the Willamette valley, varietal screenings for newer and more heat tolerant varieties became necessary. Most commercially available broccoli varieties are bred for production within milder and more climatically stable regions, such as the Salinas Valley...
In many on-campus classes, collaborative projects engage students in shared creative experiences. Verbal and nonverbal interactions within the classroom provide lessons in group decision-making, brainstorming, teamwork, and leadership. This type of interaction is more challenging for students taking online classes. Virtual Reality (VR) can potentially be an alternative to this...
Organic vegetable growers rely on legume cover crops as an economical source of plant-available N. This research evaluated N contributions to summer vegetable crops by cover crops (CC) residues by monitoring soil nitrate (NO3-N) concentrations during the summer crop growing season. Replicated field plots were established with three CC mixes:...
Organic vegetable growers rely on legume cover crops as an economical source of plant-available N. This research evaluated N contributions to summer vegetable crops by cover crops (CC) residues by monitoring soil nitrate (NO3-N) concentrations during the summer crop growing season. Replicated field plots were established with three CC mixes:...
Machine learning models are powerful tools which may aid in the prediction of survival outcomes of cancer patients. This study evaluated eight classification models and eight regression models on their ability to predict survival outcomes on breast cancer and prostate cancer data sets from the SEER database. The most accurate...
The Ni-les’tun tidal wetland restoration project in the Coquille River Estuary in southern Oregon is one of the largest and most well-studied tidal restoration projects on the Pacific Northwest coast. However, ecological data on restoration effectiveness and ecosystem change following restoration are relatively rare for projects more than a few...
Hybrid programs can often be a desirable option for students entering a graduate program in counseling. However, the rigor of such programs, including academic challenges and maintaining personal wellness, could be a barrier to students from marginalized social locations. Additional support through a hybrid orientation might help these students address...
The human intervertebral disc (IVD) provides support for the vertebral bodies, allowing for movement and load bearing. The IVD can degenerate with age or injury, impeding function and causing chronic pain. Despite disc degeneration affecting over 90% of adults over age 50, and back pain being the leading global cause...
I am a physics education researcher. My ‘laboratory’ is a year-long Introductory Algebrabased Physics sequence taught at Oregon State University (OSU). While not technically a hybrid class, it has most of the aspects of a hybrid learning environment, as the course is “flipped,” and includes a combination of pre-lecture online...
Massive Open Online Courses (MOOCs) have generated considerable excitement and considerable skepticism since their recent inception (e.g., Kim, 2014; Perna et al., 2014). By fall 2015, approximately 35 million people had participated in 4200 courses offered by over 550 institutions (Shah, 2015). In addition to MOOCs’ potential for expanding access...
As the number of students and faculty involved in online learning in recent decades has increased, we recognize that there is a limited understanding of how learners react, interact, behave, and are served by the various components in the information delivery processes. When learning online without an instructor present in...
Teacher preparation programs must ensure that course and clinical work provide a solid practice and theoretical foundation upon which new teachers can grow and thrive. Part of this process is the need for theory and research learned in coursework to mesh and enrich classroom practices. In this study we interview...
Prior research has suggested that homework activities that encourage learners to think more conceptually about to-be-learned material can have positive benefits on overall content learning. Can such activities be implemented successfully in online coursework, and does it produce the anticipated benefit? In two sections of an online Psychology course, participants...
Everyone involved in online education talks about community – what is it, how is it created, do students really want it? Most researchers now agree that online education is enhanced through a greater sense of community within the online classroom; however, the factors that make for a substantive and quality...
As an Oregon State Ecampus Research Fellow, I designed and initiated a research study that aimed to: 1) investigate tools and techniques for engaged, experiential online learning with undergraduate philosophy students and 2) propose disciplinespecific criteria for evaluating the impact of these pedagogical interventions. The study was designed to answer...
While online Computer Science (CS) degree programs can attract diverse students, many students still feel excluded in the online CS classroom. One reason students feel excluded is because their gender is underrepresented among their classmates. At Oregon State University, only 27% of online CS students are women. This is better...
Online teaching and learning has become an increasingly important aspect of the educational mission of universities. In person, teachers have time-tested tools for assessing student ability, including a wealth of verbal and nonverbal communication. The online format provides a wealth of data, and promises—but may not yet deliver—useful tools for...
Writing within Discipline is a pedagogical model that aims to engage students in active learning and to develop critical thinking and writing skills within the norms of a particular discipline. However, lack of faculty time for grading writing products impedes its broader implementation. Web based peer review programs have been...
The literal distance inherent in online education can be an important difference between it and traditional classroom settings, such that proximate, on-site learning is thought to be where experiential, transformative education happens (Cohen, 2013). Yet it is possible that some of the most compelling, effective aspects of traditional, proximate education...
The Earth is warming at a seemingly unstoppable rate, a virus is ravaging the world, and international tensions are ever-present. This brings me to wonder, how will we survive in the future? And as an artist that question turns into: what will we look like in the future? Partnered with...
We explore one numerical method for dealing with uncertainty quantification, stochastic collocation. We adapt this method for the uncertain kinematic magnetohydrodynamic system. We then demonstrate well-posedness of the uncertain forward problem. We also describe the method in detail, and perform an error analysis of the method, describing the necessary assumptions...
We discuss an efficient numerical method for the uncertain kinematic magnetohydrodynamic system. We include aleatoric uncertainty in the parameters, and then describe a stochastic collocation method to handle this randomness. Numerical demonstrations of this method are discussed. We find that the shape of the parameter distributions affect not only the...
We discuss the well-posedness of the forward problem for the magnetohydrodynamic system with the inclusion of the ion-slip parameter. We also demonstrate the convergence of a parameter estimation scheme. Focusing on power-generation, we implement and the validate a numerical model with an engineering multi-physics software, COMSOL, using ideal-power equations. We...
This study seeks to examine the participation and representation of stakeholders involved in the Southern Resident Killer Whale Task Force during their first year, culminating in the publishing of their Year One Report and Recommendations for actions with the goal of moving the Southern Resident killer whales toward recovery. This...
According to a 2017 Pew Research Study, 44% of adults in America say that they do not feel informed enough about science to understand news and new discoveries discussed on the media (Funk et al. 2019). This is concerning, because adults are not just passive consumers of media; among other...
This project aims to challenge traditional beliefs about the emotional and psychological meanings of colors, which are often limited in the Western world. The psychology of color is heavily present in nearly every aspect of our lives, and this continual reinforcement of each color’s assigned meaning ignores and discourages the...
Multi-party computation (MPC) is a field of study focused on devising cryptographic protocols that allow participants to learn the output of some function of their private inputs without trusting a third party to perform the computation. This is usually done at a large scale between data centers, with little emphasis...
In this thesis, I aim to bring two ancient spiritual guides into dialogue with each other and with modern psychology: the Bodhisattvacaryāvatāra by Śāntideva of the Mahāyāna Buddhist tradition and The Ladder of Divine Ascent by St. John Climacus of the Christian tradition. I draw from Tibetan Buddhist commentaries on...
Physical activity and social emotional health among children have become increasingly important for children’s overall development. Recess is a time during the school day for students to have access to physical activity opportunities as well as socialize and interact with their peers. A quality recess, that is age and developmentally...
In this paper we investigate how hospitals can create a more inclusive climate in their organizations that can foster an environment where all employees and, in turn, patients feel welcome. We ask the question of whether it is leaders or employees that have the agency to create this climate that...
Non-destructive testing is a methodology to inspect production and operational parts for potential flaws, defects, or damages. The present work is based on pulsed wave thermography, a thermal imaging method based on heat conduction to identify surface and subsurface defects potentially present in a component. Pulsed wave thermography applies a...
Reachability analysis enables the safety assurance of control systems despite uncertain initial conditions and control inputs, and can be an important component to run on-board an autonomous system. This thesis explores the characteristics of reachability analysis with different algorithmic configurations and runtime parameters running onboard the F1Tenth 1/10th-scale autonomous racing...
Like many institutions, we had to quickly shift from print only to digital course reserves. With Ex Libris’s digital resources system we were able to provide electronic course reserves. Our experience with Alma-D shows how to launch programs creatively, working within your system’s constraints to support your patrons’ academic needs....
The development of a continuous and reliable cooling method for computer chips is an evolving subject requiring continuous research in both computer science and thermal management. Two-dye laser induced fluorescence (LIF) provides a minimally invasive way to investigate electronics cooling fluid behavior. Dielectric fluids are of particular interest as they...
This manual gives step-by-step instructions for processing raw data measured by chipod and GusT turbulence sensors. These instruments are designed and manufactured by the Ocean Mixing Group in Oregon State University's College of Earth, Ocean, and Atmospheric Sciences.
Computer simulation models provide insight into ammonia loss processes and the sensitivity of ammonia loss predictions to environmental and management variables.
As an example of how a simple computer simulation model can inform the Extension guideline development process, the ALFAM (Ammonia Volatilization from Field-Applied Animal Slurry) model was used to...
Sablefish is a highly sought after seafood delicacy for which aquaculture of this species has recently been developed. By understanding the immunological functions in sablefish, our goal was to develop a mammalian fluorescent bioparticle assay that can viably analyze the efficiency of phagocytosis, an important function of the immune system....
Cultivated plants are often living artifacts that can aid in evaluation of historic or cultural landscapes. However, a working definition for “culturally significant plant” is currently lacking in the guidance literature for the cultural resource management practitioners. Based on a review of the literature on cultivated plants as indicators of...
Presentation delivered at the 12th Qualitative and Quantitative Methods in Libraries International Conference, 26-29 May 2020. The presentation covered a bibliographic review of the Web of Science using the following search parameters: TS=Wikipedia AND SU=Information Science & Library Science, Document type: Article.
Safety at home and other indoor venues is one of the most important aspects of everyday life. Yet according to the National Fire Protection Association (NFPA), in 2018, approximately 3000 people died in home fires, while 11.7 thousand people were injured. Most household fires start as cooking accidents, which can...
The aim of this research was to provide forest managers and researchers with a better understanding of individual tree defenses and tree responses to disturbances, within a Collaborative Forest Landscape Restoration Program area. Forest restoration often aims to increase stand-level resistance to uncharacteristic changes, and stand-level resistance begins with tree-level...
In Nella Larsen’s novel Passing, the character of Irene notes how “no one is every completely happy, or free, or safe,” which highlights how social limitations in American society restrict access to freedom and safety from those who do not conform to standards as defined by American society– something especially...
Fashion bloggers have become a changing force of the retail industry over the past decade, redefining where consumers look for fashion inspiration, product reviews, and brand credibility. Despite the widespread popularity of fashion bloggers, there is little industry consensus as to what characteristics make a fashion blogger successful and to...
Water fluoridation is considered one of the top ten greatest health achievements of the twentieth century due to its effectiveness in reducing the prevalence of dental caries. However, despite extensive research on the subject, there is little information currently available about how the constituents of drinking water affect the uptake...
Investigating the insectivorous diet of the Trowbridge’s shrew (Sorex trowbridgii) across forest types can illustrate how forest management affects biotic communities. I used DNA metabarcoding methods with ANML primers to identify stomach and intestines contents from shrews caught in pitfall traps in the HJ Andrews Experimental Forest (HJA) and Willamette...
In America’s polarized politics, the language that congresspeople use matters. This thesis examines the use of bipartisan communications—in tweets and press releases—of members of the US House of Representatives as an electoral strategy for representatives in districts of varying competitiveness. A linear regression was conducted to analyze the relationship between...
Positive Youth Development (PYD) is both a set of outcomes and a program model that serves to support youth in building healthy relationships with adults and developing the strengths necessary for healthy adulthood. It centers around the 5 C’s of compassion, character, competence, confidence, and connection, which lead to a...
The public health framework of harm reduction was evaluated in one care setting to determine its potential for use in other fields of healthcare. Qualitative interviews were conducted with 11 clients of the HIV Alliance’s needle exchange program. Analysis of client responses revealed three themes: 1) harm reduction methods work...
Juniper (Juniperus spp.) encroachment into the sagebrush steppe ecoregion is one of the main causes of sagebrush degradation and can alter the understory vegetative community by outcompeting native shrubs and grasses, which reduces the available forage and cover for small mammals. Coyotes (Canis latrans) are generalist, omnivorous predators in the...
Cystic fibrosis is an inherited genetic disease caused by a single gene mutation in the CFTR protein. Affecting 70,000 people worldwide, this disease is debilitating to patients, resulting in persistent lung infections and decreased quality of life. Due to the various mutation types, there is not currently a single drug...
Sex education plays a critical role in the development of youth sexual health and wellbeing. An ideal program is taught with honesty in an inclusive and respectful environment where students learn strategies to lower their risk of unwanted sexual outcomes, communication skills to build and navigate relationships, and necessary knowledge...
Pollen, the male product of the flower, is a crucial component in plant reproduction, as it transmits the sperm cells to the female structures, enabling fertilization and subsequent seed production. A major transition of the pollen life cycle, triggered upon pollination of female floral tissue, is from a dormant pollen...
The stocking density for chickens can have major impacts on their health and welfare. There is no single correct answer for how many chickens you can house in a specified area, as it depends on the quality of housing. Chickens can tolerate a higher stocking density without major health concerns...
Standard quantum mechanics makes foundational assumptions to describe the measurement process. Upon interaction with a “classical measurement apparatus”, a quantum system is subjected to postulated “state collapse” dynamics. We show that framing measurement around state collapse and ill-defined classical observers leads to interpretational issues, and artificially limits the scope of...
In industry, there is considerable interest in finding sustainable, renewable materials for use in electronic devices. Pigments derived from spalting fungi are of particular interest due to their longevity in diverse environmental conditions. The focus of my project was to characterizethe properties of a novel, fungi-derived pigment, and to discover...
David Hume’s resolution of the paradox of taste poses an interesting question for us to ponder. Rather than take a purely subjectivist or objectivist view of the topic, Hume strikes a balance between the two positions by upholding two of three statements regarding taste that are widely held to be...
Wetland habitats are disappearing at an alarming rate and research is finding that establishment and creation of wetland habitat is generally unsuccessful. Typical mitigation strategies in the past have created multiple small isolated wetlands with little functioning habitat. Within Washington State, guidance and research recommends utilizing mitigation banks to compensate...
In the summer of 2008, the Valley Library of Oregon State University was faced with a need to re-evaluate its access policies and decide whether to maintain the current policies or change the policies to address existing and potential issues. As part of this process, the Valley Library surveyed the...
Biodiversity loss is of global concern, and is due in part to deforestation and high consumer demand for wood and wood products. The neotropical tree species Cedrela odorata (“Spanish cedar” or “cedro”) is economically valuable for its wood and faces threats of overexploitation. Due to strong similarities in wood features...
In Spring 2019, a library team was asked to conduct this Core Trust Seal self-assessment for the ScholarsArchive@OSU institutional repository in order to determine whether the repository could achieve certification as a trusted digital repository.
Does the wage gap exist in careers that require higher levels of educational attainment? Research indicates that, on average, women make around 80% of what men earn. This study aims to investigate the relationship between educational attainment and the magnitude of the wage gap. Due to the differences in gender...
One goal of using robots in introductory computer science (CS) courses is to improve motivation among learners. In this study, we investigate the effectiveness of using the Cozmo and Lego Mindstorm robots to improve students’ motivation in a CS orientation course, and we describe our experience using these robots in...
The goal of my thesis is to (a) help reveal to the Corvallis community who comprises this local population and (b) to share with local resource agencies what potential gaps are present from the perspectives of the homeless individuals who call Corvallis home. We interviewed eight (8) individuals who have...
A recipe as a piece of text can tell a variety of stories as well as any other. Using a feminist rhetorical analysis, I read my grandmother’s personal recipe journal to show that her writings contain valuable information about women’s lives in twentieth century Poland. Through the close examination of...
This study will use a COSMED K5 portable metabolic unit to expand on the limited knowledge of the energy demands of top rope rock climbing. Participants will be experienced, consistent rock climbers. Two route difficulties (5.8 and 5.10) will be analyzed using a repeated measures randomized design to determine differences...
Marine primary production can be modeled and estimated using remotely-observable physiological signatures such as chlorophyll and carbon. Current models are based on strict physiological relationships based on photoautotrophic phytoplankton, and discrepancies between modeled and in situ data may stem from unaccounted-for physiological deviations from photoautotrophy. Mixotrophic phytoplankton can obtain energy...
Genetic counseling, a healthcare profession centered on communicating genetic information to patients and helping them understand it, has been rapidly evolving with the development of genetic sequencing and editing technology over the past decades. Consequently, future and current genetic counselors must address societal and ethical implications, as well as historical...
In this thesis, I created a short film to immerse and connect, or reconnect, Oregonians to Outdoor School and its impact on youth. Outdoor School (ODS) is an experiential outdoor education program for 5th and 6th graders, that recently became funded statewide in Oregon through voters’ approval of Measure 99....
Tightness-looseness (TL) is a cultural construct that measures the level of social norms present in a community, and the level of scrutiny of deviance from these norms. This construct offers a unique foundation for investigating how norms influence behavioral processes. Research in TL is relatively young, creating a frontier of...
The SLICES framework is intended for use in making decisions about conservation and restoration in the Willamette River floodplain. It makes use of distinct spatial units, called slices, for planning and tracking change in the floodplain. The first of these units are 1 kilometer long slices drawn at right angles...