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Behavior and Behavior Mechanisms

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Articles 91 - 120 of 227

Full-Text Articles in Psychological Phenomena and Processes

A Survey Study Of Speech-Language Therapists’ Experiences With Teletherapy At The Onset Of The Covid-19 Crisis, Jason A. Rosas Sep 2022

A Survey Study Of Speech-Language Therapists’ Experiences With Teletherapy At The Onset Of The Covid-19 Crisis, Jason A. Rosas

Dissertations, Theses, and Capstone Projects

The present study aimed to understand how delivering pediatric treatment services via ‘teletherapy’ affected speech-language therapists (SLTs) during the initial outbreak of the COVID-19 pandemic crisis in 2020. SLTs reported on their experiences with the change from in-person to remote service delivery via two national surveys distributed at the start of the pandemic between April 2020 and July 2020. To explain SLTs’ survey responses, this dissertation introduced the Professional Adaptation Model (PA Model). The PA Model facilitated evaluation of the SLTs’ professional environment and the psychological constructs of their professional identity believed to influence the transition to speech-language teletherapy. Specifically, …


Mentors In Violence Prevention: Differential Impacts On Adolescent Bystander Intentions About Bullying, Dating Violence, And Sexual Harassment, Ayla Mapes Aug 2022

Mentors In Violence Prevention: Differential Impacts On Adolescent Bystander Intentions About Bullying, Dating Violence, And Sexual Harassment, Ayla Mapes

Graduate Theses and Dissertations

Bystander approaches are promising interventions that can engage bystanders as prosocial allies to intervene in interpersonal violence situations among youth within school settings. The Mentors in Violence Prevention (MVP) bystander intervention program targets interpersonal violence using a peer-to-peer mentoring model to engage students in a discussion about violence prevention. Research on the MVP program is promising but limited. The current study examined the specificity of MVP intervention effects in two high school samples. The first was a pre/post-test design that included a smaller sample of high school students who participated in the MVP program in the 2013-2014 academic year. The …


Examining P3 And N2 Amplitudes Following Social Exclusion And Provocation In College Students With High And Low Narcissistic Traits, Kathleen Ramsey Jul 2022

Examining P3 And N2 Amplitudes Following Social Exclusion And Provocation In College Students With High And Low Narcissistic Traits, Kathleen Ramsey

Dissertations

Adults with narcissistic traits are prone to reacting aggressively following provocation due to elevations in emotional reactivity and perceived threat to their grandiose self-views. Prior studies have examined event-related potentials (ERPs) measures in college students with narcissistic traits in the context of risky decision making and facial emotion processing; however, no known studies have examined how those with narcissistic traits react to rejection and provocation at the neurophysiological level during an externally valid social rejection task (i.e., Cyberball). For the purposes of this study, it was predicted that participants with higher levels of narcissistic traits (both total narcissism and grandiose …


Effects Of Chronic Stress On Safety Processing And Physiology In The Medial Prefrontal-Amygdala-Basal Forebrain Circuit, Itamar S. Grunfeld Jun 2022

Effects Of Chronic Stress On Safety Processing And Physiology In The Medial Prefrontal-Amygdala-Basal Forebrain Circuit, Itamar S. Grunfeld

Dissertations, Theses, and Capstone Projects

Chronic stress increases generalization of fear to non-threatening cues, a key symptom in numerous psychiatric mood disorders. However, the mechanisms through which stress impacts safety learning remain poorly understood. To probe the relationship between stress and safety learning, this dissertation employed multiple behaviors, in conjunction with in-vivo multisite physiology during explicit safety and fear discrimination learning. In Chapter 1, I outline the role of chronic stress in driving neurological adaptations that result in generalized fear and highlight how this occurs because of impaired safety cue encoding. In Chapter 2, I show that chronic stress in the form of social defeat …


Utility Of The Motivation To Change Lifestyle And Health Behaviors For Dementia Risk Reduction Scale (Mclhb-Drr) Based On A North American Sample, Angelina E. Witbeck Jun 2022

Utility Of The Motivation To Change Lifestyle And Health Behaviors For Dementia Risk Reduction Scale (Mclhb-Drr) Based On A North American Sample, Angelina E. Witbeck

Dissertations

As the population ages, the prevalence rates of dementia continue to increase. Without a cure or promising treatment for dementia, the best course of lowering the prevalence rates of dementia is through preventative measures. Through an electronic survey, the study utilized the MCLHB-DRR scale to determine whether (1) gender, age, educational background, and socioeconomic status will impact the motivational factors to change lifestyle and health behaviors to reduce the risk of developing dementia and (2) direct experiences with individuals that have a dementia diagnosis are likely to impact one's motivational factors to change lifestyle and health behaviors to reduce the …


The Significance Of Sonic Branding To Strategically Stimulate Consumer Behavior: Content Analysis Of Four Interviews From Jeanna Isham’S “Sound In Marketing” Podcast, Ina Beilina May 2022

The Significance Of Sonic Branding To Strategically Stimulate Consumer Behavior: Content Analysis Of Four Interviews From Jeanna Isham’S “Sound In Marketing” Podcast, Ina Beilina

Student Theses and Dissertations

Purpose:
Sonic branding is not just about composing jingles like McDonald’s “I’m Lovin’ It.” Sonic branding is an industry that strategically designs a cohesive auditory component of a brand’s corporate identity. This paper examines the psychological impact of music and sound on consumer behavior reviewing studies from the past 40 years and investigates the significance of stimulating auditory perception by infusing sound in consumer experience in the modern 2020s.

Design/methodology/approach:
Qualitative content analysis of audio media was used to test two hypotheses. Four archival oral interview recordings from Jeanna Isham’s podcast “Sound in Marketing” featuring the sonic branding experts …


Neuronal Activity Within The Ventral Tegmental Area Is Correlated With Cocaine-Seeking Behavior In Male, But Not Female, Rats, Colton D. Spencer, Nicole M. Hinds, Ireneusz D. Wojtas, Desta M. Pulley, Daniel Manvich May 2022

Neuronal Activity Within The Ventral Tegmental Area Is Correlated With Cocaine-Seeking Behavior In Male, But Not Female, Rats, Colton D. Spencer, Nicole M. Hinds, Ireneusz D. Wojtas, Desta M. Pulley, Daniel Manvich

Rowan-Virtua Research Day

The objective of this study was to begin to determine the neurobiological underpinnings of psychosocial stress-induced cocaine seeking. Social defeat stress, achieved using the well-established resident-intruder procedure, is an ecologically-valid psychosocial stressor in rodents that may more closely recapitulate those psychosocial experiences that elicit cocaine craving and relapse in human cocaine users. Our laboratory has developed a model of psychosocial stress-induced relapse in rats in which extinguished cocaine seeking is reinstated by re-exposure to a discrete cue that signals impending social defeat stress. We previously reported that an individual rat’s predilection towards the display of active coping behaviors during prior …


An Interesting Case Of Factitious Disorder Superimposed On Self: Factitious Disorder Vs Somatic Symptom Disorder, Michaela Margolis, Logan Noone, Jessica Baaklini May 2022

An Interesting Case Of Factitious Disorder Superimposed On Self: Factitious Disorder Vs Somatic Symptom Disorder, Michaela Margolis, Logan Noone, Jessica Baaklini

Rowan-Virtua Research Day

Factitious disorder superimposed on self (FDIS) was first described in 1951by Richard Asher, who associated the disorder with Baron Munchhausen, who narrated unrealistic and exaggerated stories about his life.

Suspicion for FDIS should be raised when patients with atypical presentations of medical disorders seek excessive use of healthcare services despite ongoing lack of clinical evidence. Patients with FDIS often demand hospitalization for their symptoms, leading to unnecessary tests and treatments. These patients show signs of pathological lying, deceitfulness, are obstinate with medical staff, and display erratic behavior. When medical investigation does not support their symptoms, patients often develop new “symptoms” …


The Effects Of Wearing A Mask On An Exercise Regimen, Ryan Gericke, Adarsh Gupta May 2022

The Effects Of Wearing A Mask On An Exercise Regimen, Ryan Gericke, Adarsh Gupta

Rowan-Virtua Research Day

Implementation of masks has impacted everyone worldwide

Properly wearing a mask requires covering both mouth and nose, putting a barrier between air and lungs

Exercise relies on cardiopulmonary function, so this barrier could potentially exacerbate the already altered physiology due to exercise alone

It is predicted that the addition of a mask will have negative implications on physiology

If there is evidence that people do not work out as effectively while wearing a mask, it would be important to find other ways to keep people physically active


Children Of Divorce Parents Group Manual, Sheyenne Hokit Apr 2022

Children Of Divorce Parents Group Manual, Sheyenne Hokit

Dissertations, Theses, and Projects

Divorce is something that is, unfortunately, becoming a commonality for a lot of children, and due to the complexity of divorce, many children struggle when trying to understand divorce and how it affects them. Some effects of divorce are various emotional and behavioral issues such as increased anger and decreased emotion regulation. Social, health, and academic concerns were also found. Counseling interventions like narrative therapy, emotion-focused family therapy, emotion-focused therapy, and play therapy were found to be effective with this population (Hirschfeld & Wittenborn, 2016, Thomas & Gibbons, 2009). The identified interventions provide peer-based social support, education on the misconceptions …


Reducing Fear Overgeneralization With Safety Learning: Attention Bias As A Moderator, Boyang Fan Feb 2022

Reducing Fear Overgeneralization With Safety Learning: Attention Bias As A Moderator, Boyang Fan

Dissertations, Theses, and Capstone Projects

Anxiety disorders are the most prevalent mental health condition and affect one out of nine individuals around the world. Fear generalization is a neurocognitive mechanism thought to maintain and exacerbate anxiety, and thus is an important target of therapeutic interventions. Yet, intervention research and practice place relatively little emphasis on its importance. Given that a significant proportion of individuals do not respond to extant treatments of anxiety disorders, a strengthened focus on fear generalization may inform the development and personalization of new treatment approaches. Recent notions have linked fear generalization to failures in distinguishing between signals that predict the occurrence …


Defiantly Childlike: Using Aesthetic Resistance To Heal, Sarah K. Reagan Jan 2022

Defiantly Childlike: Using Aesthetic Resistance To Heal, Sarah K. Reagan

Theses and Dissertations

This thesis examines an alternative processing mechanism surrounding the act of healing after traumatic experiences in life. Using a methodology of iterative patterning and tool-pathing, a collection of inflatable garments and wooden mannequins analyzes defense mechanisms learned in early childhood development. This work highlights an essential body of recent scholarship that takes cuteification seriously to restore a childlike approach to mastering fear. This paper will review the definitions of cuteness and childlike humor and then describe how visual culture has implemented these components to subvert established power.


Psychological Resilience In Student-Athletes During The Covid-19 Pandemic, Henley Lapid Jan 2022

Psychological Resilience In Student-Athletes During The Covid-19 Pandemic, Henley Lapid

Theses and Dissertations (Comprehensive)

The purpose of this qualitative study was to examine the psychological resilience process in student-athletes during the unique adverse context of the COVID-19 pandemic. The study sought to answer the following research questions guided by Fisher et al.’s (2019) heuristic framework: (1) What resilience mechanisms, (2) promoting factors, and (3) resilience outcomes were experienced by participants in their resilience demonstrations? and (4) How does the resilience process unfold over time across adverse contexts including the COVID-19 pandemic? Nine student-athletes from Wilfrid Laurier University were interviewed on their experiences demonstrating resilience within and outside of the pandemic. A thematic analysis (Braun …


The Program To Reduce Implicit Bias In Carroll Hospital Center Using The Implicit Association Test, Katherine E. Traynor Jan 2022

The Program To Reduce Implicit Bias In Carroll Hospital Center Using The Implicit Association Test, Katherine E. Traynor

Capstone Showcase

Natural brain processes make all individuals susceptible to unconscious bias; however, stressful, fearful, or anger-evoking situations as well as the negative influence of media and social surroundings increase the risk of holding obstructive bias, and there is a greater risk of being negatively impacted by this phenomenon when belonging to a minority population (Rose & Flores, 2020). As a result, high rates of infant mortality (10.2 deaths per 1,000 live births for the Non-Hispanic Black population compared to 4.1 in the White population) and cardiovascular related diseases (190.0 cases per 1,000 in the Non-Hispanic Black population compared to 161.3 in …


An Examination Of The Relationship Between Fear Of Evaluation, Social Anxiety, And Depression, Michelle Ingraffia Jan 2022

An Examination Of The Relationship Between Fear Of Evaluation, Social Anxiety, And Depression, Michelle Ingraffia

Masters Theses

This study explores fear of negative evaluation (FNE) and fear of positive evaluation (FPE) across social anxiety and depression. The following assessment tools were used to measure fear of positive evaluation, fear of negative evaluation, social anxiety, and depression: Fear of Positive Evaluation Scale, Brief Fear of Negative Evaluation - Straightforward, Liebowitz Social Anxiety Scale – Self Report, The Center for Epidemiological Studies Depression Scale – Revised. A sample of two hundred and thirty-one participants completed forms online via Amazon Mechanical Turk. Social anxiety was correlated positively with both FNE and FPE; likewise, depression was correlated positively with both FNE …


Maintaining Physical Activity During Covid-19: The Influence Of Psychosocial Variables In Individuals With Back Pain, Heidi Stabbert Dec 2021

Maintaining Physical Activity During Covid-19: The Influence Of Psychosocial Variables In Individuals With Back Pain, Heidi Stabbert

Student Scholar Symposium Abstracts and Posters

Stressor events, such as COVID-19, may trigger adaptive or maladaptive pain management strategies among individuals with persistent low back pain (LBP). Individuals with lower fear avoidance, depression and anxiety, and greater positive affect and quality of life may better maintain positive pain management strategies during stressor events. This study investigated psychosocial characteristics of individuals with LBP who demonstrated adaptive pain management strategies during COVID-19, indicated by maintenance of physical activity (PA). Individuals with persistent LBP (age 22.4 (3.4) years, n=25) from an existing longitudinal cohort participated. Participants completed a baseline survey prior to COVID-19 quantifying demographics, pain characteristics, the Physical …


Direct And Indirect Effects Of Alcohol Craving And Demand On Obsessive And Compulsive Drinking Characteristics: The Role Of Impulsivity, James V. Turner Iv Dec 2021

Direct And Indirect Effects Of Alcohol Craving And Demand On Obsessive And Compulsive Drinking Characteristics: The Role Of Impulsivity, James V. Turner Iv

Theses and Dissertations

This study’s goal was to test a novel model of obsessive-compulsive thoughts about drinking. Young adults completed tasks measuring potential drinking characteristics. Findings indicated demand was related to higher OCTD, a significant effect of CIC on OCTD via demand, and that the relationship was particularly strong for impulsive individuals.


Functional Seizures: The Patient’S Perspective Of A Diagnostic And Treatment Odyssey, Heather J. Andrini, Sydni L. Au Hoy, Ashley M. Okhovat, Juliana Lockman, Gregory R. Goldsmith Nov 2021

Functional Seizures: The Patient’S Perspective Of A Diagnostic And Treatment Odyssey, Heather J. Andrini, Sydni L. Au Hoy, Ashley M. Okhovat, Juliana Lockman, Gregory R. Goldsmith

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

Functional seizures can be challenging to properly diagnose, often leading to delays in treatment. The etiology of functional seizures is multifactorial, with psychological factors identified in many, but not all cases. Misdiagnosis may occur due to clinical features mimicking other medical conditions. Once a correct diagnosis is reached, delivery of definitive, evidence-based treatment may be challenging due to limited availability of specialized resources. Research shows psychological education and cognitive behavioral therapy (CBT) have the greatest efficacy. However, individual differences, including acceptance of the diagnosis, therapeutic alliance, duration of symptoms, comorbidities, and access to care may influence outcomes. There is a …


Boosting Brain Waves Improves Memory, Richard J. Addante, Mairy Yousif, Rosemarie Valencia, Constance Greenwood, Raechel Marino Nov 2021

Boosting Brain Waves Improves Memory, Richard J. Addante, Mairy Yousif, Rosemarie Valencia, Constance Greenwood, Raechel Marino

Psychology Faculty Publications

Have you ever wanted to improve your memory? Or have you struggled to remember what you studied? Memory uses special patterns of activity in the brain. This experiment tested a new way to create brain wave patterns that help with memory. We wanted to see if we could improve memory by using lights and sounds that teach the brain waves to be in sync. People wore special goggles that made flashes of light and headphones that made beeping noises. This trained the brain through a process called entrainment. The entrainment put the brain in sync at a specific brain wave …


The Nature Of Anti-Asian American Xenophobia During The Coronavirus Pandemic: A Preliminary Exploration Into Envy As A Key Motivator Of Hate, Daisuke Akiba Nov 2021

The Nature Of Anti-Asian American Xenophobia During The Coronavirus Pandemic: A Preliminary Exploration Into Envy As A Key Motivator Of Hate, Daisuke Akiba

Publications and Research

Background. The current Coronavirus pandemic has been linked to a dramatic increase in anti-Asian American and Pacific Islander (AAPI) hate incidents in the United States. At the time of writing, there does not appear to be any published empirical research examining the mechanisms underlying Asiaphobia during the current pandemic. Based on the stereotype content model, we investigated the idea that ambivalent attitudes toward AAPIs, marked primarily with envy, may be contributing to anti-AAPI xenophobia. Methods. Study 1 (N = 140) explored, through a survey, the link between envious stereotypes toward AAPIs and Asiaphobia. Study 2 (N = 167), …


Desire For Control Moderates The Relationship Between Perceived Control And Depressive Symptomology, Liam Alexander Mackenzie Myles, Emanuele Maria Merlo, Antonia Obele Oct 2021

Desire For Control Moderates The Relationship Between Perceived Control And Depressive Symptomology, Liam Alexander Mackenzie Myles, Emanuele Maria Merlo, Antonia Obele

Journal of Mind and Medical Sciences

Background. The prevalence of psychological difficulties is rising at an alarming rate, with an increasing number of individuals reporting symptoms of depression. A decline in both perceived control and desire for control has previously been associated with the onset of depression. However, previous research has failed to examine whether perceived control and desire for control interact in their relationship with depressive symptomology. Methods. A sample of 350 participants completed the Spheres of Control Scale, the Desirability of Control Scale and Beck’s Depression Inventory. Process Macro was used to examine whether desire for control moderated the relationship between perceived …


How Does A Medical Team In The Oncology Department React To The Covid-19 Pandemic?, Secil Omer, Andreea Maria Smarandache, Ioana Omer, Anda-Natalia Ciuhu, Roxana-Andreea Rahnea-Nita, Valentin-Titus Grigorean, Liliana Florina Andronache, Alexandru-Rares Stoian Oct 2021

How Does A Medical Team In The Oncology Department React To The Covid-19 Pandemic?, Secil Omer, Andreea Maria Smarandache, Ioana Omer, Anda-Natalia Ciuhu, Roxana-Andreea Rahnea-Nita, Valentin-Titus Grigorean, Liliana Florina Andronache, Alexandru-Rares Stoian

Journal of Mind and Medical Sciences

The Covid-19 pandemic was and still is a great challenge for the entire world population. People in the first line, among them doctors being a very important category, faced the risk of disease and, in some cases, even became infected. The emotional consequences of this risk are highlighted in this paperwork which tries to stress, with the help of applied questionnaires, the presence of psycho-emotional disorders among the medical staff of the Oncology Department of St. Luke's Hospital, Bucharest, during the pandemic.

The medical staff had a low level of stress, adapting to the evolution of the pandemic "to some …


Effect Of Presence And Absence Of Parents On The Emotional Maturity And Perceived Loneliness In Adolescents, Sana Fatima, Momal Bashir, Kainat Khan, Sheeza Farooq, Sidra Shoaib, Sheeba Farhan Oct 2021

Effect Of Presence And Absence Of Parents On The Emotional Maturity And Perceived Loneliness In Adolescents, Sana Fatima, Momal Bashir, Kainat Khan, Sheeza Farooq, Sidra Shoaib, Sheeba Farhan

Journal of Mind and Medical Sciences

The present study was conducted to examine the Emotional Maturity and Perceived Loneliness of adolescents with respect to the presence and absence of parents. It was hypothesized that the absence or presence of parents of adolescents would affect the level of emotional maturity and perceived loneliness among adolescents. The adolescent participants N=250 (males n=125 and females n=125; age range= 13-18; M=16.63; SD=0.87) were approached through purposive convenient sampling technique. Measures included the Emotional Maturity Scale and the UCLA loneliness scale V-III. Results indicated that adolescent who lived with their guardians had greater perceived loneliness than those who lived with their …


Role Of Emotional Intelligence In Job Performance Of Healthcare Providers Working In Public Sector Hospitals Of Pakistan, Nimra Zaman, Khalida Naz Memon, Faryal Zaman, Komal Zaman Khan, Shazia Rahman Shaikh Oct 2021

Role Of Emotional Intelligence In Job Performance Of Healthcare Providers Working In Public Sector Hospitals Of Pakistan, Nimra Zaman, Khalida Naz Memon, Faryal Zaman, Komal Zaman Khan, Shazia Rahman Shaikh

Journal of Mind and Medical Sciences

Objective. To determine the association between emotional intelligence (EI) and job performance (JP) of health care providers (HCPs). Methods. Healthcare professionals from various hospitals were chosen for a cross-sectional study. The survey was conducted using a three-part questionnaire including the demographic profile, Wong and Law Emotional Intelligence (EI) Scale, and an individual work performance (JP) questionnaire. The relationship of predictor variables on JP was sought by applying Chi-square test and multiple regression analysis. Results. About 43.3% of the 50.8% of participants who scored well on the EI scale also scored high on the JP scales. The remaining …


The Association Of Parent-Child Communication With Internet Addiction In Left-Behind Children In China: A Cross-Sectional Study, Jingjing Cai, Yun Wang, Feng Wang, Jingjing Lu, Lu Li, Xudong Zhou Sep 2021

The Association Of Parent-Child Communication With Internet Addiction In Left-Behind Children In China: A Cross-Sectional Study, Jingjing Cai, Yun Wang, Feng Wang, Jingjing Lu, Lu Li, Xudong Zhou

Pharmacy Faculty Articles and Research

Objective: Internet addiction has emerged as a growing concern worldwide. This study aimed to compare the prevalence of Internet addiction between left-behind children (LBC) and non-left-behind children (non-LBC), and explore the role of paternal and maternal parent-child communication on LBC.

Methods: We conducted a cross-sectional survey in rural areas in Anhui, China. The complete data were available from 699 LBC and 740 non-LBC. Multivariable logistic regression was used to examine 1) whether LBC were more likely to develop Internet addiction, and 2) the association between parent-child communication and Internet addiction among LBC.

Results: LBC had a higher likelihood to report …


Economic Insecurity, Poverty, And Parental Alcohol Misuse, Joey Tucciarone Aug 2021

Economic Insecurity, Poverty, And Parental Alcohol Misuse, Joey Tucciarone

Electronic Theses and Dissertations

Because parental alcohol misuse is associated with numerous negative outcomes for drinkers and other family members, it is important to examine factors predictive of alcohol misuse patterns among parents living with at least one child under the age of 18. Two possible factors include economic insecurity and poverty. This study sought to address whether measures of economic insecurity (i.e., housing and/or food insecurity in the past 12 months) and a dichotomous measure of poverty predict parental binge drinking and parental heavy alcohol consumption in a large population-based sample. It was hypothesized that economic insecurity and poverty, analyzed separately, would predict …


The Biopsychosocial Model And Clinical Decision Science In The Age Of Black Lives Matter: A Clinical Reflection, Abdul-Rahman M. Suleiman, Samer Ilayan May 2021

The Biopsychosocial Model And Clinical Decision Science In The Age Of Black Lives Matter: A Clinical Reflection, Abdul-Rahman M. Suleiman, Samer Ilayan

Clinical Research in Practice: The Journal of Team Hippocrates

The author reflects on the biopsychosocial considerations of elevated blood pressure in teenage African American youth during the era of Black Lives Matter (BLM). Parallels are drawn between Dr. Engel’s biopsychosocial model and clinical decision science.


Neuroactivational And Behavioral Correlates Of Psychosocial Stress-Induced Cocaine Seeking In Rats, Nicole M. Hinds, Ireneusz D. Wojtas, Desta M. Pulley, Stephany J. Mcdonald, Samantha De Guzman, Nicole E. Hubbard, Colin M. Kulick-Soper, Jessica J. Debski, Bianca Patel, Daniel Manvich May 2021

Neuroactivational And Behavioral Correlates Of Psychosocial Stress-Induced Cocaine Seeking In Rats, Nicole M. Hinds, Ireneusz D. Wojtas, Desta M. Pulley, Stephany J. Mcdonald, Samantha De Guzman, Nicole E. Hubbard, Colin M. Kulick-Soper, Jessica J. Debski, Bianca Patel, Daniel Manvich

Rowan-Virtua Research Day

A prominent feature of cocaine abuse is a high risk of relapse even despite prolonged periods of abstinence. Psychosocial stress is thought to be a major contributor to the onset of cocaine craving and relapse in human substance abusers, yet most preclinical models of stress-induced relapse employ physical stressors (e.g., unpredictable footshock) or pharmacological stressors (e.g., yohimbine to elicit a drug seeking response) and do not rely upon psychosocial stress per se. Importantly, social stressors are well known to activate distinct neural circuits within the brain as compared to other stressors. It is therefore possible that currently available animal models …


Case Of New Onset Alice In Wonderland Syndrome In Adolescent After Prolonged Hospitalization, Michaela Margolis, Timothy Wong, Richard Hadi May 2021

Case Of New Onset Alice In Wonderland Syndrome In Adolescent After Prolonged Hospitalization, Michaela Margolis, Timothy Wong, Richard Hadi

Rowan-Virtua Research Day

Alice in wonderland syndrome (AIWS) has been described as body image illusions involving distortions of the size, mass, or shape of the patient’s own body or its position in space, often occurring with depersonalization and derealization. Most cases typically affect young children.

Common distortions are micropsia, macropsia, metamorphopsia, and pelopsia.

The term was adopted from the book by Lewis Carroll, wherein the main character perceived her size and shape to change in different scenarios.

These distortions are often expressed as sensory perceptions rather than illusions or hallucinations, and are often distressing to the patient.

AIWS onset has been found to …


What Is The Readiness Potential?, Aaron Schurger, Pengbo 'Ben' Hu, Joanna Pak, Adina L. Roskies Apr 2021

What Is The Readiness Potential?, Aaron Schurger, Pengbo 'Ben' Hu, Joanna Pak, Adina L. Roskies

Psychology Faculty Articles and Research

The readiness potential (RP) has been widely interpreted to indicate preparation for movement and is used to argue that our brains decide before we do. It thus has been a fulcrum for discussion about the neuroscience of free will.

Recent computational models provide an alternative framework for thinking about the significance of the RP, suggesting instead that the RP is a natural result of the operation of a stochastic accumulator process of decision-making, analyzed by time-locking to threshold-crossing events.

These models call for a reevaluation of: (i) the ontological standing of the RP as reflecting a real, causally efficacious signal …