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Teaching To The Heart: A Grounded Theory Exploration Of Elementary Educators’ Journey Toward Teaching Mathematics For Social Justice, Breána Victoria-Delgado Aug 2024

Teaching To The Heart: A Grounded Theory Exploration Of Elementary Educators’ Journey Toward Teaching Mathematics For Social Justice, Breána Victoria-Delgado

Education (PhD) Dissertations

The current sociopolitical context of the United States has created a divide among the nation which has transpired into Kindergarten-12th grade public school settings. Throughout the United States school boards of education have banned books and Critical Race Theory while attacking social justice teaching pedagogies. Presently, there is growing empirical research on teaching mathematics for social justice in public elementary schools. This study explored the ways in which public elementary educators experience teaching mathematics for social justice in their classrooms across Southern California. Through qualitative research, this study utilized constructivist grounded theory methodology and methods to gain insight of the …


Structural Integrity, Flexibility, And Timing: Introduction To A Special Issue On Resilience, David Pincus, Adam W. Kiefer, Stephen J. Guastello Jul 2024

Structural Integrity, Flexibility, And Timing: Introduction To A Special Issue On Resilience, David Pincus, Adam W. Kiefer, Stephen J. Guastello

Psychology Faculty Articles and Research

This introduction to a special issue of Nonlinear Dynamics, Psychology and Life Sciences on the topic of resilience discusses the contributing articles in terms of their flexibility in methods, models, scale, and contexts combined with their integrity in shared theoretical understanding and generative knowledge. The ubiquity of resilience is discussed, a feature of potentially any living or non-living system and substance. This breadth calls for a flexible set of models and methods, along with the quest for integrative theory to make resilience science more resilient. Since resilience involves the ability of a substance or system to persist, to repair or …


Romantic Resilience: Fractal Conflict Dynamics And Network Flexibility Predict Dating Satisfaction And Commitment, David Pincus Jul 2024

Romantic Resilience: Fractal Conflict Dynamics And Network Flexibility Predict Dating Satisfaction And Commitment, David Pincus

Psychology Faculty Articles and Research

Previous research has demonstrated that interpersonal dynamics are fractal, and that conflict is a key control parameter that drives fractal complexity. The present study aimed to extend this line of research to examine the putative fractal structure of conflict dynamics over time, and the role that this self-organizing fractal structure may play in the resilience of romantic relationships. An experience sampling methodology was used to assess levels of conflict, satisfaction, and commitment in the dating relationships of undergraduate students, three times per day for 30 days. Hypothesis 1 was supported, with conflict ratings over time generally conforming to an inverse …


Uniting For Impact: A Journey Of Partnerships - Chapman University Case Study, Essraa Nawar, Taylor Greene Jun 2024

Uniting For Impact: A Journey Of Partnerships - Chapman University Case Study, Essraa Nawar, Taylor Greene

Library Articles and Research

This presentation highlights a decade-long collaboration between the Assistant Dean for Development and the Performing Arts Librarian at Chapman University's Leatherby Libraries, resulting in over $3 million in transformative contributions. Central to their success is the acquisition of the Henri Temianka Archives, a treasure trove of 20th-century classical music history. Through strategic stewardship, they secured this significant gift, enhancing research and cultural exchange. Additional achievements include the Ronald B. Broadwell Antique Musical Instruments collection, a Legacy gift, and an Endowed Fund for Music Collections. This partnership exemplifies the strategic impact of librarian-fundraiser collaborations, bridging divides and yielding enduring benefits for …


Who Helps Tsimane Children And Adults?, Eric Schniter, Daniel K. Cummings, Paul L. Hooper, Jonathan Stieglitz, Benjamin C. Trumble, Hillard S. Kaplan, Michael D. Gurven Jun 2024

Who Helps Tsimane Children And Adults?, Eric Schniter, Daniel K. Cummings, Paul L. Hooper, Jonathan Stieglitz, Benjamin C. Trumble, Hillard S. Kaplan, Michael D. Gurven

ESI Working Papers

We examine various forms of helping behavior among Tsimane Amerindians of Bolivia, focusing on the provision of shelter, childcare, food, sickcare, cultural influence, and traditional story knowledge. Kin selection theory traditionally explains nepotistic nurturing of youth by closely related kin. However, less attention has been given to understanding the help provided by individuals without close genetic relatedness. To explain who provides various forms of help, we evaluate support for several predictions derived from kin selection theory. Our results show that helpers who are most often closely related and from an older generation tend to provide more costly forms of help …


Do You Say Please Or Thank You To Chatgpt? The Subtle Influence Of Prompt Engineering On Digital Civility, Essraa Nawar Jun 2024

Do You Say Please Or Thank You To Chatgpt? The Subtle Influence Of Prompt Engineering On Digital Civility, Essraa Nawar

Library Articles and Research

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In the dynamic and rapidly evolving landscape of artificial intelligence, tools like ChatGPT have become integral to our daily digital interactions. These advanced AI systems assist us with a myriad of tasks, from generating text and answering complex questions to providing creative solutions. However, as we engage more frequently with these non-human entities, an intriguing question arises: Are we inadvertently becoming ruder in our digital communications, or are we consciously maintaining our ingrained habits of politeness?"


Mean Affect Moderates The Association Between Affect Variability And Mental Health, Brooke N. Jenkins, Lydia Q. Ong, Anthony D. Ong, Hee Youn (Helen) Lee, Julia K. Boehm Jun 2024

Mean Affect Moderates The Association Between Affect Variability And Mental Health, Brooke N. Jenkins, Lydia Q. Ong, Anthony D. Ong, Hee Youn (Helen) Lee, Julia K. Boehm

Psychology Faculty Articles and Research

Increasing evidence suggests that within-person variation in affect is a dimension distinct from mean levels along which individuals can be characterized. This study investigated affect variability’s association with concurrent and longitudinal mental health and how mean affect levels moderate these associations. The mental health outcomes of depression, panic disorder, self-rated mental health, and mental health professional visits from the second and third waves of the Midlife in the United States Study were used for cross-sectional (n = 1,676) and longitudinal outcomes (n = 1,271), respectively. These participants took part in the National Study of Daily Experiences (NSDE II), …


“I Tell Them Generics, But Not The Specifics”: Exploring Tensions Underlying Familial Support For First-Generation Latinx Undergraduate Students, Stephany Cuevas Jun 2024

“I Tell Them Generics, But Not The Specifics”: Exploring Tensions Underlying Familial Support For First-Generation Latinx Undergraduate Students, Stephany Cuevas

Education Faculty Articles and Research

Families continue to play an essential role in the experiences of first-generation Latinx undergraduate students and can serve as powerful partners to support student retention and socioemotional wellbeing. This qualitative phenomenological study uses the notion of emerging adulthood to explore how first-generation Latinx undergraduate students (n = 16) conceptualize their families’ role in their college education. Specifically, this study shows that while students describe feeling supported by their families, they also experience distinct and unique tensions tied to this support, which students associate with their first-generation student status. These tensions include (1) the family’s unfamiliarity with college culture; (2) bidirectional …


Pediatric Obesity In The United States: Age–Period–Cohort Analysis, Ashley W. Kranjac, Dinko Kranjac, Roxanne I. Aguilera Jun 2024

Pediatric Obesity In The United States: Age–Period–Cohort Analysis, Ashley W. Kranjac, Dinko Kranjac, Roxanne I. Aguilera

Sociology Faculty Articles and Research

The rates of obesity among American children aged 2–5 years has reached a historic high. It is crucial to identify the putative sources of population-level increases in obesity prevalence among preschool-aged children because early childhood is a critical window for obesity prevention and thus reduction of future incidence. We used the National Health and Nutrition Examination Survey data and hierarchical age–period–cohort analysis to examine lifecycle (i.e., age), historical (i.e., period), and generational (i.e., cohort) distribution of age- and sex-specific body mass index z-scores (zBMI) among 2–5-year-olds in the U.S. from 1999 to 2018. Our current findings indicate that period effects, …


The Future Of Intergenerational Transmission Research: A Prospective, Three-Generation Approach, Mariann A. Howland, Laura M. Glynn Jun 2024

The Future Of Intergenerational Transmission Research: A Prospective, Three-Generation Approach, Mariann A. Howland, Laura M. Glynn

Psychology Faculty Articles and Research

Dr. Dante Cicchetti’s pioneering theory and research on developmental psychopathology have been fundamental to the proliferation of research on intergenerational transmission over the last 40 years. In part due to this foundation, much has been learned about continuities and discontinuities in child maltreatment, attachment, parenting, and psychopathology across generations. Looking towards the future, we propose that this field stands to benefit from a prospective, three-generation approach. Specifically, following established prospective, longitudinal cohorts of children over their transition to parenting the next generation will afford the opportunity to investigate the developmental origins of intergenerational transmission. This approach also can address key …


Moral Content Diminishes Preference Falsification, Maxine Bonneau, Tanya O'Garra, Praveen Kujal Jun 2024

Moral Content Diminishes Preference Falsification, Maxine Bonneau, Tanya O'Garra, Praveen Kujal

ESI Working Papers

We examine how the moral (or neutral) content of an issue influences the tendency to falsify attitudes, given varying social and monetary incentives to engage in such ‘preference falsification’. We conduct an incentivized two stage online experimental study where, in a prior first stage, attitude strength over moral and neutral issues is elicited. Then, in the second stage participants in groups of ten were asked to express their preferences regarding the moral or neutral issues for each possible combination of supporters and opposers in their group, each associated with varying monetary payoffs. More than half of the participants falsify their …


Ideology And Economic Change, Jared Rubin, Debin Ma Jun 2024

Ideology And Economic Change, Jared Rubin, Debin Ma

ESI Working Papers

This paper revisits the old theses of the contrasting paths to modernization between Japan and China. It develops a new analytical framework regarding the role of ideology and ideological change—Meiji Japan’s decisive turn towards the West pitted against Qing China’s lethargic response to Western imperialism—as the key driver behind these contrasting paths. Our framework and historical narrative highlight the contrast between Tokugawa Japan’s feudal, decentralized political regime and Qing China’s centralized bureaucratic system as a key determinant driving the differential patterns of ideological realignment. We argue that the 1894-95 Japanese naval victory over China could not be justified under the …


Individual Longitudinal Changes In Dna-Methylome Identify Signatures Of Early-Life Adversity And Correlate With Later Outcome, Annabel K. Short, Ryan Weber, Noriko Kamei, Christina Wilcox Thai, Hina Arora, Ali Mortazavi, Hal S. Stern, Laura M. Glynn, Tallie Z. Baram May 2024

Individual Longitudinal Changes In Dna-Methylome Identify Signatures Of Early-Life Adversity And Correlate With Later Outcome, Annabel K. Short, Ryan Weber, Noriko Kamei, Christina Wilcox Thai, Hina Arora, Ali Mortazavi, Hal S. Stern, Laura M. Glynn, Tallie Z. Baram

Psychology Faculty Articles and Research

Adverse early-life experiences (ELA) affect a majority of the world's children. Whereas the enduring impact of ELA on cognitive and emotional health is established, there are no tools to predict vulnerability to ELA consequences in an individual child. Epigenetic markers including peripheral-cell DNA-methylation profiles may encode ELA and provide predictive outcome markers, yet the interindividual variance of the human genome and rapid changes in DNA methylation in childhood pose significant challenges. Hoping to mitigate these challenges we examined the relation of several ELA dimensions to DNA methylation changes and outcome using a within-subject longitudinal design and a high methylation-change threshold. …


Influences Of Cultural Capital And Internationalization On Global Competence In Higher Education: A Systematic Literature Review, Yiying Teng, Meghan E. Cosier May 2024

Influences Of Cultural Capital And Internationalization On Global Competence In Higher Education: A Systematic Literature Review, Yiying Teng, Meghan E. Cosier

Education Faculty Articles and Research

Introduction: In an increasingly global economy, the global competence of students in higher education is a critical area of importance. The purpose of the study was to explore the research on factors that influence an individual’s global competence in both international and Chinese contexts.

Methods: Under the umbrella of cultural capital theory and Internationalization, a systematic literature review analyzed and synthesized the empirical studies of global competence from 2013 to 2022.

Results: This research revealed that students with higher cultural capital backgrounds obtain more educational opportunities and further exhibit better global competence achievement. Internationalization abroad is a direct and practical …


Bikeability Disparities In Orange County, California: Intersection Of Place And Demographics, Jeanette Gritton, Maria Cristina Martinez, Georgiana Bostean, Megan Thiele Strong May 2024

Bikeability Disparities In Orange County, California: Intersection Of Place And Demographics, Jeanette Gritton, Maria Cristina Martinez, Georgiana Bostean, Megan Thiele Strong

Sociology Faculty Articles and Research

Active transportation modes such as walking and biking are gaining popularity for their extensive health and environmental benefits, yet scholars know little about how place-based accessibility varies by area sociodemographic composition. This study is among the first to examine sociodemographic disparities (by both race and socioeconomic status) in bikeability while allowing for heterogeneity in disparities. Consideration of bikeability disparities is particularly critical within the framework of urban planning concepts that promote equitable accessibility and reduced dependency on automobiles, such as the 15-minute city. Geographically Weighted Regressions examined associations between census tract-level bikeability (using an index that combines five components), socioeconomic …


Highlighting Health And Diversity: Curating Digital Exhibits To Promote Online Resources Across Cultural Months, Ivan Portillo, David Carson May 2024

Highlighting Health And Diversity: Curating Digital Exhibits To Promote Online Resources Across Cultural Months, Ivan Portillo, David Carson

Library Presentations, Posters, and Audiovisual Materials

This poster presentation demonstrates how digital exhibits can be leveraged to promote health literacy and enhance health education by creating awareness of resources to benefit diverse cultural and ethnic groups. It showcases examples of online exhibits that highlight health-related information, history, and resources to address health disparities and promote health equity among different populations.


Making The Most Of Artificial Intelligence And Large Language Models: A Novel Approach For Book Recommendation And Discovery In Medical Libraries, Ivan Portillo, David Carson May 2024

Making The Most Of Artificial Intelligence And Large Language Models: A Novel Approach For Book Recommendation And Discovery In Medical Libraries, Ivan Portillo, David Carson

Library Presentations, Posters, and Audiovisual Materials

This poster presentation evaluates the use of Artificial Intelligence and large language models (LLMs) to assist health science libraries in recommending and discovering book titles as part of their collection development. Using pre-determined prompts, the researchers evaluated ChatGPT 4.0, Bing Chat, and Google Bard as recommender systems for book discovery and ranking existing titles.


Socioeconomic Constraints On Low-Income Individuals' Perceptions Toward Food Safety, Uyen Thuy Xuan Phan, Cuc Thuy Thi Tran, Nguyet Minh Thi Nguyen May 2024

Socioeconomic Constraints On Low-Income Individuals' Perceptions Toward Food Safety, Uyen Thuy Xuan Phan, Cuc Thuy Thi Tran, Nguyet Minh Thi Nguyen

Food Science Faculty Articles and Research

Food safety has emerged as a critical concern in Vietnam, posing a significant threat to public health due to the prevalence of unsafe foods in the market. Among those most vulnerable to contaminated foods, low-income individuals are significantly affected. This study aimed to investigate the perceptions of food safety among this demographic, utilizing qualitative and quantitative approaches, including focus groups, survey questionnaires, and behavioral experiments using steamed bun as a stimulus. Participants were generally from low-income classes with certain variations in household monthly income. Results from focus groups and the survey highlighted that the factors influencing food purchases included perception …


On The Stability Of Norms And Norm-Following Propensity: A Cross-Cultural Panel Study With Adolescents, Erik O. Kimbrough, Erin L. Krupka, Rajnish Kumar, Jennifer M. Murray, Abhijit Ramalingam, Sharon Sánchez‑Franco, Olga L. Sarmiento, Frank Kee, Ruth F. Hunter May 2024

On The Stability Of Norms And Norm-Following Propensity: A Cross-Cultural Panel Study With Adolescents, Erik O. Kimbrough, Erin L. Krupka, Rajnish Kumar, Jennifer M. Murray, Abhijit Ramalingam, Sharon Sánchez‑Franco, Olga L. Sarmiento, Frank Kee, Ruth F. Hunter

Economics Faculty Articles and Research

Norm-based accounts of social behavior in economics typically reflect tradeoffs between maximization of own consumption utility and conformity to social norms. Theories of norm-following tend to assume that there exists a single, stable, commonly known injunctive social norm for a given choice setting and that each person has a stable propensity to follow social norms. We collect panel data on 1468 participants aged 11–15 years in Belfast, Northern Ireland and Bogotá, Colombia in which we measure norms for the dictator game and norm-following propensity twice at 10 weeks apart. We test these basic assumptions and find that norm-following propensity is …


Pictorial Bionomics: Santa Ana River Record And Survey, Caleb Lachelt May 2024

Pictorial Bionomics: Santa Ana River Record And Survey, Caleb Lachelt

Student Scholar Symposium Abstracts and Posters

Intense conflict is unfolding in Southern California, and it runs right through our cities every day. It goes unnoticed by most, but its outcome will decide the future for humans and nature alike. This conflict is between human development and the natural majesty of our waterways. The foundation of Orange and surrounding areas is historic wetlands, which have caused massive flooding that destroys human lives and buildings. In response to this destruction, we have unleashed our own damage, paving entire sections of our rivers and erecting dams and levees wherever we can. Through this process we have successfully protected those …


“Everybody Loves A Conjurer:” The Fake Artworks Of Elmyr De Hory (1906-1976) And Their Consequences On The Art World, Caroline Grinstead May 2024

“Everybody Loves A Conjurer:” The Fake Artworks Of Elmyr De Hory (1906-1976) And Their Consequences On The Art World, Caroline Grinstead

Student Scholar Symposium Abstracts and Posters

Art institutions such as museums, galleries, and auction houses have for many years been characterized as reliable and trustworthy. The act of art forgery threatens this integrity and causes these institutions to rethink how they acquire artworks. My research focuses on a specific art forger, Elmyr de Hory, who became notorious for being able to reproduce works in the style of notable artists such as Picasso, Matisse, and Modigliani. By successfully selling his forgeries to multiple museums and galleries, only to be discovered later, de Hory forced institutions to reconstruct their approaches in authenticating and acquiring works of art. As …


Disordered Eating In Transgender And Non-Binary Individuals, Vincent Marais May 2024

Disordered Eating In Transgender And Non-Binary Individuals, Vincent Marais

Student Scholar Symposium Abstracts and Posters

The purpose of this study was to examine the prevalence and nature of disordered eating behaviors and body image issues among transgender and non-binary individuals. It examined prevalence rates of different disordered eating behaviors to contrast them with rates among cisgender individuals. It also examined the ways in which gender-affirming healthcare and social acceptance of one's gender identity are correlated with improvement in eating habits and body image. For transgender and non-binary survey participants, the prevalence of disordered eating behaviors was compared to self-reported stage of transition. The prevalence of disordered eating behaviors among binary transgender participants at different stages …


Humanizing The Migration Experience: The Stories And Struggles Of Unaccompanied Immigrant Children From The Northern, Stephanie Santiago May 2024

Humanizing The Migration Experience: The Stories And Struggles Of Unaccompanied Immigrant Children From The Northern, Stephanie Santiago

International Studies (MA) Theses

This research paper explores the migration journey of unaccompanied immigrant children (UICs) from the Northern Triangle countries of Central America to the United States, focusing on the reasons why children leave their home countries, the challenges they face during their journey, and the legal processes they undergo upon arrival in the USA. Drawing on Critical Race Theory (CRT) and Latino Critical Race Theory (LatCrit), the study examines the structural inequalities and injustices that drive migration, as well as the impact of trauma and mental health issues on UICs. The paper also analyzes the policies and frameworks in place to protect …


Match Stability With A Costly And Flexible Number Of Positions, James Gilmore May 2024

Match Stability With A Costly And Flexible Number Of Positions, James Gilmore

Behavioral and Computational Economics (MS) Theses

One of the objectives of two-sided matching mechanisms is to pair two groups of agents such that there is no incentive for pair deviation. The outcome of a match can significantly impact participants. While much of the existing research in this field addresses the matching with fixed quotas, this is not always applicable. We introduce the concept of slot stability, recognizing the potential motivation for organizations to modify their quotas after the match. We propose an algorithm designed to create stable and slot stable matches by employing flexible, endogenous quotas to address this issue.


Beneath The Beauty: A Mixed Method Approach To Examining Identity Negotiation Among Asian Transracial Adoptees, Noel H. Mcguire May 2024

Beneath The Beauty: A Mixed Method Approach To Examining Identity Negotiation Among Asian Transracial Adoptees, Noel H. Mcguire

Communication (PhD) Dissertations

Making sense of one’s identity is an integral part of the human experience. This study examines identity negotiation and sense-making processes among individuals who have particularly complex identities: Asian transracial adoptees. In the past six decades, more than 280,000 infants and children in Asian countries were abandoned or surrendered to social welfare institutes and were subsequently adopted by American families, making Asian transracial adoptees (ATRAs) a substantial, if frequently overlooked, proportion of the Asian American community. Prior research indicates that identity negotiation is a particularly daunting task for this demographic due to ever-present paradoxical feelings toward their identity, as they …


An Examination Of Missing Person Social Media Engagement Through Data Mining And Experimentation: An Application Of The Crisis And Emergency Risk Communication Model, Cailin M. Kuchenbecker May 2024

An Examination Of Missing Person Social Media Engagement Through Data Mining And Experimentation: An Application Of The Crisis And Emergency Risk Communication Model, Cailin M. Kuchenbecker

Communication (PhD) Dissertations

According to the Federal Bureau of Investigation (FBI), approximately 600,000 individuals are reported missing each year in the United States (2022). When missing person cases do not meet alert (e.g., AMBER) criteria, law enforcement often utilize social media to crowdsource information to ultimately return the missing home. Therefore, guided by the crisis and emergency risk communication model (CERC; Reynolds & Seeger, 2005) and its recently clarified propositions (Miller et al., 2021), the purpose of this dissertation was to (a) identify strategies law enforcement use to crowdsource missing person information and (b) experimentally test message characteristics that facilitate prosocial sharing of …


Investigating The Experiences Of Evangelical Couples Coping With Painful Intercourse During Early Marriage, Arielle L. Leonard Hodges May 2024

Investigating The Experiences Of Evangelical Couples Coping With Painful Intercourse During Early Marriage, Arielle L. Leonard Hodges

Communication (PhD) Dissertations

Women who internalize evangelical purity messages face heightened risk for persistent pain or difficulty with penile-vaginal intercourse. Drawing on research in communication, psychology, and sexual medicine, the aim of this multilevel qualitative study is to increase understanding of how evangelical couples communicatively cope with painful intercourse and the memorable messages they believe contribute to their experiences of coping. This study involved conducting qualitative interviews with 20 evangelical married couples (40 total spouses) who currently or recently experienced a wife’s persistent pain during (attempted) penile-vaginal intercourse and 16 female clinicians (pelvic floor physical therapists and mental health professionals) who regularly work …


Demographic Effects On Climate Change Awareness, Alessandro Demoreno May 2024

Demographic Effects On Climate Change Awareness, Alessandro Demoreno

Student Scholar Symposium Abstracts and Posters

Does wealth blind us to the planet's plight, or does it empower action? In this research, I examine the extent to which people's income, political affiliation, and media consumption have affected their fear of climate change. Utilizing a mixed-methods approach, I will analyze data from the Wave 7 American Fears Methodology Report 2021; I hypothesize a strong negative correlation between income and fear of climate change. I will also examine the correlation between party affiliation and the level of fear. I hypothesize that those who identify as Democrats will score higher when it comes to fears relating to climate change …


Artistic Resistance Under Dictatorships In Spain And Argentina Through The Lens Of Communication Theory, Adrian Self May 2024

Artistic Resistance Under Dictatorships In Spain And Argentina Through The Lens Of Communication Theory, Adrian Self

Student Scholar Symposium Abstracts and Posters

Under dictatorships in Spain and Argentina, artists used their mediums to criticize the actions of the Catholic church and oppressive conditions enforced by the government, using allegories, metaphors, and symbolism in their art. While many artists tried to create works that fell within authoritarian guidelines, others intentionally created cinema and literature criticizing the Argentine and Spanish governments, values, and practices, knowing the works would be banned. This investigation uses examples of cinema and literature created and published deliberately to be prohibited or censored under the regimen of Francisco Franco from 1939-1975 in Spain or the last civil-military dictatorship from 1976-1983 …


A Multi-Group Public Goods Game Experiment, Aaron S. Berman May 2024

A Multi-Group Public Goods Game Experiment, Aaron S. Berman

Behavioral and Computational Economics (MS) Theses

People belong to many different groups, and few belong to the same network of groups. Moreover, people routinely reduce their involvement in dysfunctional groups while increasing involvement in those they find more attractive. The net effect can be an increase in overall cooperation and the partial isolation of free-riders, even if free-riders are never punished, excluded, or recognized. We test this conjecture with a multi-good extension of the standard finitely repeated public goods game. Our results from four treatments suggest that the multi-group setting indeed raises overall cooperation and dampens the impact of free-riders.