Maximilian Primbs

ORCID: 0000-0002-3398-5569
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About
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Research Areas
  • Social and Intergroup Psychology
  • Cultural Differences and Values
  • Psychology of Moral and Emotional Judgment
  • Mental Health Research Topics
  • Behavioral Health and Interventions
  • COVID-19 and Mental Health
  • Meta-analysis and systematic reviews
  • Misinformation and Its Impacts
  • Topic Modeling
  • Ethics in Business and Education
  • Child and Adolescent Psychosocial and Emotional Development
  • Media Influence and Health
  • scientometrics and bibliometrics research
  • Advanced Causal Inference Techniques
  • Electoral Systems and Political Participation
  • Racial and Ethnic Identity Research
  • Cerebrovascular and genetic disorders
  • Psychological Well-being and Life Satisfaction
  • Sensory Analysis and Statistical Methods
  • Culture, Economy, and Development Studies
  • Health Policy Implementation Science
  • Evolutionary Psychology and Human Behavior
  • Face Recognition and Perception
  • Computational and Text Analysis Methods
  • Interdisciplinary Research and Collaboration

Radboud University Nijmegen
2020-2025

Arellano University
2020

Federal Medical Centre
2020

Alex Ekwueme Federal University, Ndufu-Alike
2020

In the January 2022 issue of Perspectives, Götz et al. argued that small effects are "the indispensable foundation for a cumulative psychological science." They supported their argument by claiming (a) psychology, like genetics, consists complex phenomena explained additive effects; (b) psychological-research culture rewards large effects, which means being ignored; and (c) become meaningful at scale over time. We rebut these claims with three objections: First, analogy between genetics...

10.1177/17456916221100420 article EN cc-by Perspectives on Psychological Science 2022-09-20

Face masks are now worn frequently to reduce the spreading of SARS-CoV-2 virus. Their health benefits undisputable, but covering lower half one's face also makes it harder for others recognize facial expressions emotions. Three experiments were conducted determine how strongly recognition different is impaired by masks, and which emotions confused with each other. In experiment, participants had happiness, sadness, anger, surprise, fear, disgust, as well a neutral expression, displayed male...

10.1186/s41235-022-00430-5 article EN cc-by Cognitive Research Principles and Implications 2022-09-05

Abstract: Background: The Psychological Science Accelerator (PSA) recently completed a large-scale moral psychology study using translated versions of the Oxford Utilitarianism Scale (OUS). However, have no validity evidence. Objective: investigated structural evidence OUS across 15 and produced version-specific reports. Methods: We analyzed data from PSA, which was collected internationally on centralized online questionnaire . also qualitative feedback experts for each version. Results:...

10.1027/2698-1866/a000061 article EN cc-by-nd Psychological Test Adaptation and Development 2024-04-01

Every year, billions of people celebrate Christmas all over the world—a religious event that is characterized by transient yet considerable changes in people’s social, cultural, and demographic environment. Drawing on Bias Crowds model, we investigate impact implicit bias. In Study 1, used Project Implicit data more than 4 million White US Americans find affects bias scores towards Black people, Arabs, with a darker skin tone, Judaism, Islam, gay people.. 2, conduct high-powered...

10.31234/osf.io/vc8sh_v2 preprint EN 2025-01-30

Terror Management Theory (TMT) proposes that when people are made aware of their own death, they more likely to endorse cultural values. TMT is a staple social psychology, being featured prominently in textbooks and the subject much research. The implications associated with significant, as its advocates claim it can partially explain conflicts, intergroup antagonisms, even war. However, considerable ambiguity regarding effect size exists, no preregistered replication death-thought...

10.31234/osf.io/esu9z_v2 preprint EN 2025-02-13

Sundown towns refer to places that restricted or excluded the movement settlement of racial and ethnic minorities within their borders. Though civil rights legislation largely put an end official aspects, cultural legacy sundown may persist today geographical regions. In present research, we examine whether geographic distribution American is evident in regional aggregates biases modern-day residents. Using geolocated responses more than 1.3 million Project Implicit visitors, found counties...

10.31234/osf.io/bfc2a_v1 preprint EN 2025-02-14

Terror Management Theory (TMT) proposes that when people are made aware of their own death, they more likely to endorse cultural values. TMT is a staple social psychology, being featured prominently in textbooks and the subject much research. The implications associated with significant, as its advocates claim it can partially explain conflicts, intergroup antagonisms, even war. However, considerable ambiguity regarding effect size exists, no preregistered replication death-thought...

10.31234/osf.io/esu9z_v3 preprint EN 2025-02-23

Terror-management theory (TMT) proposes that when people are made aware of their own death, they more likely to endorse cultural values. TMT is a staple social psychology, featured prominently in textbooks and the subject much research. The implications associated with significant because its advocates claim it can partially explain conflicts, intergroup antagonisms, even war. However, considerable ambiguity regarding effect size exists, no preregistered replication...

10.1177/25152459251328334 article EN cc-by-nc Advances in Methods and Practices in Psychological Science 2025-04-01

Terror Management Theory (TMT) proposes that when people are made aware of their own death, they more likely to endorse cultural values. TMT is a staple social psychology, being featured prominently in textbooks and the subject much research. The implications associated with significant, as its advocates claim it can partially explain conflicts, intergroup antagonisms, even war. However, considerable ambiguity regarding effect size exists, no preregistered replication death-thought...

10.31234/osf.io/esu9z preprint EN 2024-07-03

The 2020 Black Lives Matter (BLM) protests in response to the murder of George Floyd highlighted lingering structural inequalities faced by people United States. In present research, we investigated whether these led reduced implicit and explicit racial bias among White U.S. Americans. Combining data from Project Implicit, Armed Conflict Location Event Data (ACLED), Google Trends, American Community survey, observed rapid drops measures after onset protests. However, both types slowly...

10.1177/01461672241269841 article EN Personality and Social Psychology Bulletin 2024-09-11

The accurate and swift decoding of emotional expressions from faces is fundamental for social communication. Yet, emotion perception prone to error. For example, the ease with which emotions are perceived affected by stereotypes (Bijlstra, Holland, & Wigboldus, 2010). Moreover, introduction face masks mandates in response Covid-19 pandemic additionally impedes introducing ambiguity process. Predictive coding frameworks visual predict that such situations increased sensory input (i.e.,...

10.1016/j.jesp.2022.104394 article EN cc-by Journal of Experimental Social Psychology 2022-08-02

Effect sizes provide important information to evaluate the effectiveness and meaningfulness of various interventions, strategies, or initiatives. However, researchers often experience difficulty in deciding what effect are meaningful how interpret them. In this chapter, we present Smallest Size Interest (SESOI) approach size interpretation, which represents smallest a researcher considers be given study. We highlight three approaches specifying SESOIs that do not require much statistical...

10.31234/osf.io/3qmj4 preprint EN 2024-01-19

The second coming of the Ku Klux Klan popularized and its ideas in early 1920s, terrorizing Black American, their allies, others deemed un-American. present paper investigates extent to which cultural legacy racial hatred has persisted over years. We use data from large online databases, multiverse analyses, spatial models evaluate whether regions with more historical activity show higher levels modern-day bias, White Supremacist activity. find that 1920s modern but, unexpectedly, lower...

10.31234/osf.io/pejhw preprint EN 2024-07-02

The Psychological Science Accelerator's Rapid-Response COVID-19 Project (PSACR) aimed to rapidly select and conduct rigorous, multi-site, multinational research understand the psychological behavioral aspects of crisis. Here we describe process used our projects general methods for implementing them.

10.31234/osf.io/x976j preprint EN 2020-04-16

The dominant belief is that science progresses by testing theories and moving towards theoretical consensus. While it’s implicitly assumed psychology operates in this manner, critical discussions claim the field suffers from a lack of cumulative theory. To examine paradox, we analysed research published Psychological Science 2009-2019 (N = 2,225). We found mention 359 in-text, most were referred to only once. Only 53.66% all manuscripts included word theory, 15.33% explicitly test...

10.31234/osf.io/hs5nx preprint EN 2020-06-11

Every year, billions of people celebrate Christmas all over the world—a religious event that is characterized by transient yet considerable changes in people’s direct social, cultural, and demographic environment. Drawing upon situational models, present research investigated change implicit bias towards racial, religious, sexual minority groups period a sample 4,046,637 White US Americans. We find acts as an ambiguous prime, increasing Blacks, Arabs, with darker skin tone decreasing it...

10.31234/osf.io/vc8sh preprint EN 2023-04-01

Götz et al. (2022) argue that small effects are “the indispensable foundation for a cumulative psychological science”. They support their argument by claiming (i) psychology, like genetics, consists of complex phenomena explained additive effects, (ii) research culture rewards large which means being ignored, and (iii) become meaningful at scale over time. We rebut these claims with three objections: the analogy between genetics psychology is misleading, p-values main currency publication in...

10.31234/osf.io/6s8bj preprint EN 2021-10-22

The 2020 Black Lives Matter protests in response to the murder of George Floyd highlighted lingering structural inequalities faced by people United States. In present research, we investigated whether these led reduced implicit and explicit racial bias among White US Americans. Combining data from Project Implicit, ACLED, Google Trends American Community survey, observed rapid drops measures after onset protests. However, both types slowly increased again over time as (attention to) BLM...

10.31234/osf.io/x7uch preprint EN 2022-11-14

Background The Psychological Science Accelerator (PSA) recently completed a large-scale moral psychology study using translated versions of the Oxford Utilitarianism Scale (OUS). However, have no validity evidence. Objective investigated structural evidence OUS across 15 and produced version-specific reports. Methods We analyzed data from PSA, which was collected internationally on centralized online questionnaire. also qualitative feedback experts for each version. Results For version, we...

10.31234/osf.io/gz58h preprint EN 2024-01-22

We expect that consensus meetings, where researchers come together to discuss their theoretical viewpoints, prioritize the factors they agree are important study, standardize measures, and determine a smallest effect size of interest, will prove be more efficient solution lack coordination integration claims in science than integrative experiments.

10.1017/s0140525x23002248 article EN Behavioral and Brain Sciences 2024-01-01

10.1038/s44159-024-00318-9 article EN Nature Reviews Psychology 2024-05-07
Xin Yang Jonathan Schulz Kathleen Schmidt Adam R Kenny Gerit Pfuhl and 95 more Biljana Gjoneska İlker Dalğar Savannah C Lewis Anna Exner Erin Michelle Buchanan Karen Lander Maja Becker Hongfei Du Akshay Johri Emre Selçuk Albina Gallyamova Cinzia Calluso Niv Reggev Marek Vranka Oguz A. Acar Tomás A. Palma Mirosław Kocur Juan Carlos Oliveros Maria Montefinese Leigh Solano Wilton Leigh Solano Wilton Przemysław Zdybek Paulo Roberto dos Santos Ferreira Stefan Pfattheicher Handan Akkaş Frédérique Autin Agnieszka Sorokowska Steve M. J. Janssen David S. March Danielle M. Young Jaroslava Varella Valentová Esra Hatice Oğuz Taşbaş Mehmet Fatih Bükün Isabella Giammusso Mark J. Brandt Cleno Couto Derek Alexander Simon Jo Cutler Marjorie L. Prokosch Hallgeir Sjåstad Efisio Manunta Stephen Whyte Abigail A. Marsh Μαριέττα Παπαδάτου-Παστού Bastian Jaeger Coby Morvinski Maximilian Primbs Atakan M. Akil Hansika Kapoor Krystian Barzykowski Sakshi Ghai David Moreau Martin Seehuus Marta Kowal Thomas Rhys Evans Kimberley M Hill Dustin P. Calvillo Sera Wiechert Reza Afhami Karlijn Hoyer Max Korbmacher Christian T. Elbæk Zainab Alsuhaibani Ekaterina Pronizius Qianqain Cui Jenny M. Cundiff Alireza Taghipanahi R. Thora Bjornsdottir Ernest Baskin Tolga Ergiyen Irem Metin-Orta W. Matthew Collins Simen Bø Marco Marinucci Bradley J. Baker Asil Ali Özdoğru Michele Anne Martyn Standage Alexa Mary Tullett Taciano L. Milfont Francis J. Flynn Radka Žídková Susana Ruiz Fernández Tobias Sachs Ennio Bilancini Steven Verheyen Sébastien Massoni J.-F. Wen Andrés Camargo Yilin Andre Wang Steven Zhou Hannah Katharina Peetz Dmitry Grigoryev Omid Ghasemi Erin Corwin Westgate

Biases in favor of culturally prevalent social ingroups are ubiquitous, but random assignment to arbitrary experimentally created groups is also sufficient create ingroup biases (i.e., the minimal group effect; MGE). The extent which bias arises from specific contexts versus more general psychological tendencies remains unclear. This registered report focuses on three questions. First, how MGE? Second, do critical cultural and individual factors moderate its strength? Third, does MGE...

10.31234/osf.io/5gpr4 preprint EN 2024-06-05
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