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Characterization Of Mechanical Properties Of Battery Electrode Films From Acoustic Resonance Measurements, Kathryn Lanae Dallon Dec 2017

Characterization Of Mechanical Properties Of Battery Electrode Films From Acoustic Resonance Measurements, Kathryn Lanae Dallon

Theses and Dissertations

Measurements of the mechanical properties of lithium-ion battery electrode films can be used to quantify and improve manufacturing processes and to predict the mechanical and electrochemical performance of the battery. This thesis demonstrates the use of acoustic resonances to distinguish among commercial-grade battery films with different active electrode materials, thicknesses, and densities. Resonances are excited in a clamped circular area of the film using a pulsed infrared laser or speaker and responses are measured using an electret condenser microphone. A numerical model is used to quantify the sensitivity of resonances to changes in mechanical properties. When the numerical model is …


Phosphate Signaling Through Alternate Conformations Of The Pstscab Phosphate Transporter, Ramesh Krishna Vuppada Dec 2017

Phosphate Signaling Through Alternate Conformations Of The Pstscab Phosphate Transporter, Ramesh Krishna Vuppada

Theses and Dissertations

Phosphate is an essential compound for life. Escherichia coli employs a signal transduction pathway that controls the expression of genes that are required for the high-affinity acquisition of phosphate and the utilization of alternate sources of phosphorous. These genes are only expressed when environmental phosphate is limiting. The seven genes for this signaling pathway encode the two-component regulatory proteins PhoB and PhoR, as well as the high-affinity phosphate transporter PstSCAB and an auxiliary protein called PhoU. As the sensor kinase PhoR has no periplasmic sensory domain, the mechanism by which these cells sense environmental phosphate is not known. This paper …


How President Barack Obama Reshaped The Rhetorical Presidency By Slow Jamming The News, Preston Haycock Wittwer Dec 2017

How President Barack Obama Reshaped The Rhetorical Presidency By Slow Jamming The News, Preston Haycock Wittwer

Theses and Dissertations

The rhetorical presidency encompasses all the ways a president communicates and acts. These rhetorical elements of the job are not prescribed in the Constitution and as a result it is the presidents themselves who help shape the cultural understanding of presidentiality, of what it means to be president. When President Barack Obama participated in a "Slow Jam the News" comedy sketch on Late Night with Jimmy Fallon in 2012, he took the rhetorical presidency to a place it had never been before. This choice established a new genre of presidential rhetoric that President Obama would rely on throughout his time …


Moving Toward And Away From Others: A Person-Centered Analysis Of Social Orientations In Emerging Adulthood, Nathan A. Jorgensen Dec 2017

Moving Toward And Away From Others: A Person-Centered Analysis Of Social Orientations In Emerging Adulthood, Nathan A. Jorgensen

Theses and Dissertations

Emerging adulthood is a time rife with transitions, and is thus an important time period to study the various ways in which people both connect with and move away from others, or how they are socially oriented. Previous research has suggested a number of factors that contribute to social orientations, including social motivations, the self in relation to others, other-directed emotions and cognitions, and actual social behaviors. The current study examined what types of social orientations exist and how they relate to indices of relational and individual well-being in a sample of US emerging adults (N = 787). Using latent …


Using Remote Cameras To Estimate The Abundance Of Ungulates, Jace C. Taylor Dec 2017

Using Remote Cameras To Estimate The Abundance Of Ungulates, Jace C. Taylor

Theses and Dissertations

Many wildlife populations globally are experiencing unprecedented declines, and without accurate and precise estimates of abundance, we will not be able to conserve these vulnerable species. Remote cameras have rapidly advanced as wildlife monitoring tools and may provide accurate and precise estimates of abundance that improve upon traditional methods. Using remote cameras to estimate abundance may be less expensive, less intrusive, less dangerous, and less time consuming than other methods. While it is apparent that remote cameras have a place in the future of wildlife monitoring, research, and management, many questions remain concerning the proper use of these tools. In …


Dissolved Organic Carbon And Dissolved Metal Pulses During Snowmelt Runoff In The Upper Provo River Watershed, Utah, Usa, Hannah Nicole Checketts Dec 2017

Dissolved Organic Carbon And Dissolved Metal Pulses During Snowmelt Runoff In The Upper Provo River Watershed, Utah, Usa, Hannah Nicole Checketts

Theses and Dissertations

Snowmelt river systems exhibit seasonal fluxes in water chemistry, potentially affecting the water supply of one-sixth of the worlds population. In this study, we examined water chemistry of the upper Provo River, northern Utah, which supplies water to over two million people along the urban Wasatch Front. Seasonal changes in water chemistry were characterized by analyzing discharge and dissolved organic carbon (DOC) with dissolved trace metal and cation concentrations (La, Pb, Cu, Al, Be, Sr and K) over three consecutive water years 20142016, with intensive sampling during snowmelt runoff. To better understand links between metal movement and DOC, we sampled …


Assembly, Annotation And Optical Mapping Of The A Subgenome Of Avena, Rebekah Ann Lee Dec 2017

Assembly, Annotation And Optical Mapping Of The A Subgenome Of Avena, Rebekah Ann Lee

Theses and Dissertations

Common oat (Avena) has held a significant place within the global crop community for centuries; although its cultivation has decreased over the past century, its nutritional benefits have recently garnered increased interest for human consumption. No published reference sequences are available for any of the three oat subgenomes. Here we report a quality sequence assembly, annotation and hybrid optical map of the A-genome diploid Avena atlantica Baum and Fedak. The assembly is composed of a total of 3,417 contigs with an N50 of 11.86 Mb and an estimated completeness of 97.6%. This genome sequence will be a valuable research tool …


Trading Off Sound Pressure Level And Average Power Production For Wind Farm Layout Optimization, Eric Tingey, Andrew Ning Dec 2017

Trading Off Sound Pressure Level And Average Power Production For Wind Farm Layout Optimization, Eric Tingey, Andrew Ning

Faculty Publications

This research explores the trade-offs between a wind farm’s average power production and noise impact on nearby observers. Two specific wind farm designs were studied and optimized using the FLORIS wake model and an acoustic model based on semi-empirical turbine noise calculations. It was found in the two wind farms that the average power production could be increased, up to 8.01% in one and 3.63% in the other, ignoring sound level considerations. Including a noise restriction in the optimization had a minimal impact on the optimal average power production within about a five-decibel range. Past this range, sound limitations decreased …


Understanding Community And Ecophysiology Of Plant Species On The Colorado Plateau, Hannah Elizabeth Yokum Dec 2017

Understanding Community And Ecophysiology Of Plant Species On The Colorado Plateau, Hannah Elizabeth Yokum

Theses and Dissertations

The intensification of aridity due to anthropogenic climate change is likely to have a large impact on the growth and survival of plant species in the southwestern U.S. where species are already vulnerable to high temperatures and limited precipitation. Global climate change impacts plants through a rising temperature effect, CO2 effect, and land management. In order to forecast the impacts of global climate change, it is necessary to know the current conditions and create a baseline for future comparisons and to understand the factors and players that will affect what happens in the future. The objective of Chapter 1 is …


"I Was Not Ready To Die Yet": William Stowell's Utah War Ordeal, Kenneth L. Alford Ph.D., R. Devan Jensen Dec 2017

"I Was Not Ready To Die Yet": William Stowell's Utah War Ordeal, Kenneth L. Alford Ph.D., R. Devan Jensen

Faculty Publications

In the fall of 1857, young wives Cynthia Jane Stowell and Sophronia Stowell bade fare­well to their husband, William R. R. Stowell, a lieutenant in the Utah militia working to hinder the US Army from entering Utah Territory. That winter they received word that William had been captured and was being held prisoner at Camp Scott, in present-day Wyoming. The Utah War arose from a complex web of causes and motivations: federal and Utah territorial authorities often clashed regarding Mormon authority and influence in the territorial court sys­tem, the mail service, policies regarding American-Indian relations, polygamy, and the moral character …


Relational Struggles And Experiential Immediacy In Religious American Families, David C. Dollahite, Loren D. Marks, Kaity Pearl Young Nov 2017

Relational Struggles And Experiential Immediacy In Religious American Families, David C. Dollahite, Loren D. Marks, Kaity Pearl Young

Faculty Publications

Qualitative family scholar Kerry Daly has called for more theory addressing understudied dimensions including religion, everyday experiences, and time. Herein we address all three of these dimensions as we empirically examine and theorize Ono relational struggles among religious families. We also explore what we term experiential immediacy–defined as the personal and temporal proximity to participant-reported lived experience. Based on qualitative analyses of in-depth interviews with 198 highly religious families (N = 476 individuals), we identified four types of relational struggles created by religious involvement: burdens, disunities, abuses, and offenses. We also offer a conceptual framework of experiential immediacy grounded …


Supporting Individuals With Autism Spectrum Disorder In Understanding And Coping With Complex Social Emotional Issues, Kaitlyn P. Ahlers, Terisa P. Gabrielsen, Danielle Lewis, Anna M. Brady, April Litchford Nov 2017

Supporting Individuals With Autism Spectrum Disorder In Understanding And Coping With Complex Social Emotional Issues, Kaitlyn P. Ahlers, Terisa P. Gabrielsen, Danielle Lewis, Anna M. Brady, April Litchford

Faculty Publications

Core deficits in autism spectrum disorder (ASD) center around social communication and behavior. For those with ASD, these deficits complicate the task of learning how to cope with and manage complex social emotional issues. Although individuals with ASD may receive sufficient academic and basic behavioral support in school settings, supports for dealing with complex social emotional issues are more difficult to access, even though these issues significantly impact student learning. When addressing these challenging social- and emotional-based issues, school and professional personnel need more specific instructional skill sets and resources to effectively and compassionately support students with ASD. In this …


Pandora, Jess Verzello Nov 2017

Pandora, Jess Verzello

Children's Book and Media Review

Pandora lives alone in a place of forgotten things. She builds herself a lovely home and spends her days fixing broken and lost things. One day a bird falls from the sky, but Pandora isn’t sure how to fix him. She cares for the bird and nurses him back to health. As he gains strength, he brings back seeds and twigs from other places. But then the bird leaves and doesn’t come back. Pandora is heartbroken, but little by little the seeds grow until the place of forgotten things becomes covered in flowers and greenery. She hears her friend’s birdsong …


Characterizing The Electromechanical Response Of Flexible Foam For Multifunctional Impact-Sensing Applications, Evan Troy Bird Nov 2017

Characterizing The Electromechanical Response Of Flexible Foam For Multifunctional Impact-Sensing Applications, Evan Troy Bird

Theses and Dissertations

Flexible foams have unique properties that make them well-suited to several engineering systems. They are often used in impact-related applications because of their superior energy absorption performance. Many multifunctional materials are also derived from flexible foams due to their high customizability, which allows them to satisfy a wide range of performance requirements. Though flexible foams have high potential in these and other classes of material applications, their success relies on the proper characterization of their complex behavior. This thesis promotes the application of flexible foams by characterizing their electromechanical response through both experimental and theoretical approaches. One study in this …


Organizational Learning In A College Of Nursing: A Learning History, Bret Lyman, Lisa A. Cowan, Hannah C. Hoyt Nov 2017

Organizational Learning In A College Of Nursing: A Learning History, Bret Lyman, Lisa A. Cowan, Hannah C. Hoyt

Faculty Publications

Background: College of nursing leaders can foster organizational learning as a means of achieving their desired organizational outcomes. Organizational learning has not previously been studied in colleges of nursing, leaving college administrators and faculty little guidance as they strive to improve outcomes in their own colleges.

Objectives: The purpose of this study was to discover new insights related to organizational learning in a college of nursing.

Design: The learning history method was used to document and describe organizational learning in a college of nursing.

Setting: This study was conducted with a college of nursing situated in a private, religious-based university …


The Intrigue Of Paradigmatic Similarity: Leibniz And China, Yu Liu Nov 2017

The Intrigue Of Paradigmatic Similarity: Leibniz And China, Yu Liu

Comparative Civilizations Review

The cosmology of China is indeed strikingly similar to the metaphysics of Leibniz, but precisely where the two resemble each other, the former is unmistakably different from Christianity. Scholars of Leibniz have so far generally taken it for granted that he was ideologically aligned with Christianity, but his paradigmatic similarity to China should alert us of a surprisingly different story. Leibniz was indisputably “the greatest of the seventeenth century sinophiles” and key Chinese cosmological ideas were introduced to Europe long before he formulated his worldview. Together, these two facts can help us decide whether he “owes to Chinese organic naturalism …


Workplace Bullying Ii: A Civilizational Shortcoming Examined In A Comparative Content Analysis, Leah P. Hollis Nov 2017

Workplace Bullying Ii: A Civilizational Shortcoming Examined In A Comparative Content Analysis, Leah P. Hollis

Comparative Civilizations Review

According to Freud, civilization is meant to protect humans from the forces of nature, to protect human frailty; but then, paradoxically, it falls short of such protection by its lack of concomitant regulation (1991). In fact, civilized service to society, delivered via organizations, creates strife and anxiety. While civilization is a structure created to protect people from nature and to support a frail humanity, its rules and power structures yield aggression, spawning the need for people to control each other (Freud & Strachey, 1991).

Such control and the power structures that arise within organizations can be considered the root of …


Andrew Scull, Madness In Civilization: A Cultural History Of Insanity From The Bible To Freud From The Madhouse To Modern Medicine. Princeton University Press, 2015., Michael Palencia-Roth Nov 2017

Andrew Scull, Madness In Civilization: A Cultural History Of Insanity From The Bible To Freud From The Madhouse To Modern Medicine. Princeton University Press, 2015., Michael Palencia-Roth

Comparative Civilizations Review

No abstract provided.


End Matter, Comparative Civilizations Review Nov 2017

End Matter, Comparative Civilizations Review

Comparative Civilizations Review

No abstract provided.


Are Our Policymakers On Board? A Systematic Review Of U.S. Policymakers’ Views On The Social Determinants Of Health, Health Disparities, Health Equity, & Health In All Policies, M. Lelinneth B. Novilla, Michael C. Goates, Spencer Calder, Laura A. Galvao, Tabetha Ellis, Kraymer Eppich, Noyra Melissa Quintana, David Mateos, Russell Doria Nov 2017

Are Our Policymakers On Board? A Systematic Review Of U.S. Policymakers’ Views On The Social Determinants Of Health, Health Disparities, Health Equity, & Health In All Policies, M. Lelinneth B. Novilla, Michael C. Goates, Spencer Calder, Laura A. Galvao, Tabetha Ellis, Kraymer Eppich, Noyra Melissa Quintana, David Mateos, Russell Doria

Faculty Publications

BACKGROUND: Policies shape our society and influence our health. Poor social policies and bad politics create a collective social milieu that result in health inequities. Closing the health gap in our communities will require tackling these root causes. But how are U.S. policymakers addressing the social conditions that negatively influence health?

OBJECTIVE: Identify the social determinants of health perceived as legislative priorities by U.S. policymakers and the factors that facilitate/hinder their intent to act on the social determinants of health.

METHODS: A systematic review of 1,832 newspaper, magazine, and journal articles published between January 2000 and July 2016 yielded 202 …


Antibiotic Stewardship: The Role Of Clinical Nurses And Nurse Educators, Sharon Sumner, Sandra Forsyth, Katreena Collette Merrill, Caroline Taylor, Todd Vento, John Veillette, Brandon Webb Nov 2017

Antibiotic Stewardship: The Role Of Clinical Nurses And Nurse Educators, Sharon Sumner, Sandra Forsyth, Katreena Collette Merrill, Caroline Taylor, Todd Vento, John Veillette, Brandon Webb

Faculty Publications

Within 10 years of the breakthrough development of Penicillin, antibiotic resistance was reported. According to the Centers for Disease Control (CDC) and Prevention (CDC, 2017), each year 2 million cases of antibiotic resistant bacteria occur resulting in approximately 23,000 deaths in the United States. The World Health Organization (WHO) also reports that approximately 25,000 people die from antibiotic resistant organisms annually in the European Union (WHO, 2014). To combat these alarming trends, antibiotic stewardship (AS) programs have been strongly recommended by the WHO, the National Institute for Health and Care Excellence (NICE) Centers for Disease Control and Prevention (CDC), the …


Do Seniors (50+) Know What Practices Are Appropriate In Physical Education, David C. Barney, Keven A. Prusak, Carol Wilkinson Nov 2017

Do Seniors (50+) Know What Practices Are Appropriate In Physical Education, David C. Barney, Keven A. Prusak, Carol Wilkinson

Faculty Publications

The purpose of this study was to investigate senior (50+) adult’s knowledge of appropriate instructional practices (AIP) in physical education. This study is a continued line of studies assessing certain populations knowledge of AIP. Previous research has been conducted among Physical Education Teacher Education (PETE) majors, parents, school administrators, elementary, middle school and high school students. For this study 372 senior adults were surveyed regarding their knowledge of AIP in PE. Surveys were distributed to the participants at the Huntsman Senior World Games. It was found that senior adults misidentified nine instructional practices from the survey. It was found that …


An 1880s Invitation To Buy Land In East Missouri And In Arkansas, Robert Wells Nov 2017

An 1880s Invitation To Buy Land In East Missouri And In Arkansas, Robert Wells

Swiss American Historical Society Review

No abstract provided.


Combating Subclonal Evolution Of Resistant Cancer Phenotypes, Samuel W. Brady, Jasmine A. Mcquerry, Yi Qiao, Stephen Piccolo, Gajendra Shrestha, David F. Jenkins, Ryan M. Layer, Brent S. Pedersen, Ryan H. Miller, Amanda Esch, Sara R. Selitsky, Joel S. Parker, Layla A. Anderson, Brian K. Dalley, Rachel E. Factor, Chakravarthy B. Reddy, Jonathan P. Boltax, Dean Li, Philip J. Moos, Joe W. Gray, Laura M. Heiser, Saundra S. Buys, Adam L. Cohen, W. Evan Johnson, Aaron R. Quinlan, Gabor Marth, Theresa L. Werner, Andrea H. Bild Nov 2017

Combating Subclonal Evolution Of Resistant Cancer Phenotypes, Samuel W. Brady, Jasmine A. Mcquerry, Yi Qiao, Stephen Piccolo, Gajendra Shrestha, David F. Jenkins, Ryan M. Layer, Brent S. Pedersen, Ryan H. Miller, Amanda Esch, Sara R. Selitsky, Joel S. Parker, Layla A. Anderson, Brian K. Dalley, Rachel E. Factor, Chakravarthy B. Reddy, Jonathan P. Boltax, Dean Li, Philip J. Moos, Joe W. Gray, Laura M. Heiser, Saundra S. Buys, Adam L. Cohen, W. Evan Johnson, Aaron R. Quinlan, Gabor Marth, Theresa L. Werner, Andrea H. Bild

Faculty Publications

Metastatic breast cancer remains challenging to treat, and most patients ultimately progress on therapy. This acquired drug resistance is largely due to drug-refractory sub-populations (subclones) within heterogeneous tumors. Here, we track the genetic and phenotypic subclonal evolution of four breast cancers through years of treatment to better understand how breast cancers become drug-resistant. Recurrently appearing post-chemotherapy mutations are rare. However, bulk and single-cell RNA sequencing reveal acquisition of malignant phenotypes after treatment, including enhanced mesenchymal and growth factor signaling, which may promote drug resistance, and decreased antigen presentation and TNF-α signaling, which may enable immune system avoidance. Some of these …


Organizational Learning In An Orthopaedic Unit: A Learning History, Bret Lyman, Lindsey Shaw, Carly Moore Nov 2017

Organizational Learning In An Orthopaedic Unit: A Learning History, Bret Lyman, Lindsey Shaw, Carly Moore

Faculty Publications

The purpose of this study was to explore organizational learning in an orthopaedic hospital unit. Skill in organizational learning is necessary to achieve high reliability in a dynamic healthcare environment, yet organizational learning in hospital units is not well understood. A learning history was conducted with a high-performing orthopaedic unit. Findings were interpreted in the context of a previous learning history conducted with a critical care unit. Despite contextual differences, each unit progressed through the same four developmental stages to achieve its current state of high reliability. On both units, psychological safety and a healthy work environment proved essential for …


Screen Violence And Youth Behavior, Craig Anderson, Brad J. Bushman, Bruce D. Bartholow, Joanne Cantor, Dimitri Christakis, Sarah Coyne, Edward Dnonnerstein, Jeanne Funk Brockmyer, Douglas A. Gentile, C. Shawn Green, Rowell Huesmann, Tom Hummer, Barbara Krahé, Victor C. Strasburger, Wayne Warburton, Barbara J. Wilson, Michelle Ybarra Nov 2017

Screen Violence And Youth Behavior, Craig Anderson, Brad J. Bushman, Bruce D. Bartholow, Joanne Cantor, Dimitri Christakis, Sarah Coyne, Edward Dnonnerstein, Jeanne Funk Brockmyer, Douglas A. Gentile, C. Shawn Green, Rowell Huesmann, Tom Hummer, Barbara Krahé, Victor C. Strasburger, Wayne Warburton, Barbara J. Wilson, Michelle Ybarra

Faculty Publications

Violence in screen entertainment media (ie, television, film, video games, and the Internet), defined as depictions of characters (or players) trying to physically harm other characters (or players), is ubiquitous. The Workgroup on Media Violence and Violent Video Games reviewed numerous meta-analyses and other relevant research from the past 60 years, with an emphasis on violent video game research. Consistent with every major science organization review, the Workgroup found compelling evidence of short-term harmful effects, as well as evidence of long-term harmful effects. The vast majority of laboratory-based experimental studies have revealed that violent media exposure causes increased aggressive thoughts, …


Parental Attitudes Of Immunization In Children With Special Healthcare Needs: A Qualitative Study, Maren Topham Nov 2017

Parental Attitudes Of Immunization In Children With Special Healthcare Needs: A Qualitative Study, Maren Topham

Theses and Dissertations

Background and Purpose: Just over 15% of children under 18 years of age in the UnitedStates, or approximately 11.2 million children, are estimated to have special healthcare needs.Although children with special healthcare needs (CSHCN) make up a small percentage of thepediatric population, they account for over one third of pediatric medical care. Parental attitudesregarding immunization play a significant role in vaccination rates among children. The purposeof this research is to explore parental attitudes regarding immunization of CSHCN.Methods: This qualitative study focused on parental perceptions and beliefs aboutimmunizations for CSHCN. Sixteen participants, who were parents of CSHCN from onepediatric specialty care …


The Effects Of Class-Wide Function-Related Intervention Team (Cw-Fit) Tier 1 In A Middle School Special Education Classroom, Robyn Katie Wright Nov 2017

The Effects Of Class-Wide Function-Related Intervention Team (Cw-Fit) Tier 1 In A Middle School Special Education Classroom, Robyn Katie Wright

Theses and Dissertations

Middle school special education teachers are often concerned about challenging behavior. In recent years, school wide positive behavior support (SWPBS) has been shown to be effective in improving students behavior. Class-wide Function-related Intervention Teams (CW-FIT) is a SWPBS-based program designed to for implementation at the classroom level. CW-FIT utilizes an interdependent group contingency by utilizing social skills training, teacher praise, and positive reinforcement to improve students behavior. Students are taught how to achieve specific social skills and then work in teams, using these social skills, to earn a group reward. CW-FIT has been effective in elementary general education classrooms. It …


The Status Is Not Quo: Unraveling Music Videos, Gary T. Hanby Nov 2017

The Status Is Not Quo: Unraveling Music Videos, Gary T. Hanby

Theses and Dissertations

The Utah State Standards for media arts are general and therefore give teachers a great deal of freedom in how they present the content for media arts courses. How the teacher engages students and project assignments are left to the teacher as they walk the students through the process of making films. This thesis explores how an art teacher might use music videos to teach filmmaking techniques and engage students in the process of meaning making. My research hypothesis is that, by educating students to understand and interpret the messages they consume through media, I can help them recognize the …


Internet Gaming Disorder In Children And Adolescents, Douglas A. Gentile Phd, Kira Bailey Phd, Daphne Bavelier Phd, Jeanne Funk Brockmyer Phd, Hilarie Cash Phd, Sarah M. Coyne, Andrew Doan Md, Phd, Donald S. Grant Phd, C. Shawn Green Phd, Mark Griffiths Phd, Tracy Markle Ma, Lpc, Nancy M. Petry Phd, Sarah Prot Phd, Cosette D. Rae Msw, Florian Rehbein Phd, Michael Rich Md, Dave Sullivan Lcsw, Elizabeth Woolley Ascis, Kimberly Young Phd Nov 2017

Internet Gaming Disorder In Children And Adolescents, Douglas A. Gentile Phd, Kira Bailey Phd, Daphne Bavelier Phd, Jeanne Funk Brockmyer Phd, Hilarie Cash Phd, Sarah M. Coyne, Andrew Doan Md, Phd, Donald S. Grant Phd, C. Shawn Green Phd, Mark Griffiths Phd, Tracy Markle Ma, Lpc, Nancy M. Petry Phd, Sarah Prot Phd, Cosette D. Rae Msw, Florian Rehbein Phd, Michael Rich Md, Dave Sullivan Lcsw, Elizabeth Woolley Ascis, Kimberly Young Phd

Faculty Publications

The American Psychiatric Association recently included Internet gaming disorder (IGD) as a potential diagnosis, recommending that further study be conducted to help illuminate it more clearly. This paper is a summary of the review undertaken by the IGD Working Group as part of the 2015 National Academy of Sciences Sackler Colloquium on Digital Media and Developing Minds. By using measures based on or similar to the IGD definition, we found that prevalence rates range between ∼1% and 9%, depending on age, country, and other sample characteristics. The etiology of IGD is not well-understood at this time, although it appears that …