Michael Geers

ORCID: 0000-0003-0602-5893
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About
Contact & Profiles
Research Areas
  • Misinformation and Its Impacts
  • Social Media and Politics
  • Hate Speech and Cyberbullying Detection
  • Consumer Behavior in Brand Consumption and Identification
  • Deception detection and forensic psychology
  • Bullying, Victimization, and Aggression
  • Behavioral Health and Interventions
  • AI in Service Interactions
  • Topic Modeling
  • Media Influence and Politics
  • Media Influence and Health
  • Psychology of Moral and Emotional Judgment
  • Digital Marketing and Social Media

Max Planck Institute for Human Development
2020-2025

Humboldt-Universität zu Berlin
2022-2024

University College Dublin
2024

Rational (Germany)
2023

Abstract Misinformation presents a significant societal problem. To measure individuals’ susceptibility to misinformation and study its predictors, researchers have used broad variety of ad-hoc item sets, scales, question framings, response modes. Because this variety, it remains unknown whether results from different studies can be compared (e.g., in meta-analyses). In preregistered (US sample; N = 2,622), we compare five commonly framings (eliciting perceived headline accuracy,...

10.1017/s1930297500003570 article EN cc-by-nc-nd Judgment and Decision Making 2022-05-01

The spread of misinformation through media and social networks threatens many aspects society, including public health the state democracies. One approach to mitigating impact focuses on individual-level interventions, equipping policy-makers with essential tools curb influence falsehoods. Here we introduce a toolbox individual-focused interventions aimed at reducing harm from online misinformation. Comprising an up-to-date account featured in 81 scientific papers across globe, is resource...

10.31234/osf.io/x8ejt preprint EN 2022-12-16

Abstract Online platforms’ data give advertisers the ability to “microtarget” recipients’ personal vulnerabilities by tailoring different messages for same thing, such as a product or political candidate. One possible response is raise awareness and resilience against manipulative strategies through psychological inoculation. Two online experiments (total $$N= 828$$ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:mn>828</mml:mn>...

10.1038/s41598-021-94796-z article EN cc-by Scientific Reports 2021-07-30

Many parts of our social lives are speeding up, a process known as acceleration. How acceleration impacts people's ability to judge the veracity online news, and ultimately spread misinformation, is largely unknown. We examined effects accelerated dynamics, operationalised time pressure, on misinformation evaluation. Participants judged true false news headlines with or without pressure. used signal detection theory disentangle pressure discrimination response bias, well four key...

10.1038/s41598-022-26209-8 article EN cc-by Scientific Reports 2022-12-27

Political misinformation poses a major threat to democracies worldwide, often inciting intense disputes between opposing political groups. Despite its central role for informed electorates and decision making, little is known about how aware people are of whether they right or wrong when distinguishing accurate information from falsehood. Here, we investigate people's metacognitive insight into their own ability detect misinformation. We use data unique longitudinal study spanning 12 waves...

10.1037/xge0001600 article EN cc-by-nc-nd Journal of Experimental Psychology General 2024-08-01

What motivates people to share and create content online? In real time, we linked each of N=2,762 individual posts (retweets newly created content) with the self-reported motives from a sample N=137 highly active US Twitter users over course one week. We also captured their total activity N=48,419 10 weeks (March-May 2022). Our results reveal that sharing (retweeting) political stemmed mostly related expression identity. When creating content, participants were more likely be motivated by...

10.31234/osf.io/jf8w9 preprint EN 2024-07-02

10.1038/s44159-023-00215-7 article EN Nature Reviews Psychology 2023-07-10

Political misinformation poses a major threat to democracies worldwide, often inciting intense disputes between opposing political groups. Despite its central role for informed electorates and decision making, little is known about how aware people are of whether they right or wrong when distinguishing accurate information from falsehood. Here, we investigate people’s metacognitive insight into their own ability detect misinformation. We use data unique longitudinal study spanning 12 waves...

10.31234/osf.io/5mc8s preprint EN 2023-11-06

Many parts of our social lives are speeding up, a process known as acceleration. How acceleration impacts people’s ability to judge the veracity online news, and ultimately spread misinformation, is largely unknown. We examined effects accelerated dynamics, operationalised time pressure, on misinformation evaluation. Participants judged true false news headlines with or without pressure. used signal detection theory disentangle pressure discrimination response bias, well four key...

10.31234/osf.io/brn5s preprint EN 2022-05-24

The growing use of social media field experiments demands a rethink current research ethics in computational science. Here, we provide an empirical account key user concerns and outline number critical discussions that need to take place protect participants help researchers make the novel opportunities digital data collection studies. Our primary contention is elicit public perceptions devise more up-to-date guidelines for review boards whilst also allowing encouraging arrive at ethical...

10.31234/osf.io/wj5ku preprint EN 2024-03-06

Online platforms' data give advertisers the ability to "microtarget" recipients' personal vulnerabilities by tailoring different messages for same thing, such as a product or political candidate. One possible response is raise awareness and resilience against manipulative strategies through psychological inoculation. Two online experiments (total N = 828) demonstrated that short, simple intervention prompting participants reflect on an attribute of their own personality—by completing short...

10.31234/osf.io/ea28z preprint EN 2020-11-19

Online platforms' data give advertisers the ability to "microtarget" recipients' personal vulnerabilities by tailoring different messages for same thing, such as a product or political candidate. One possible response is raise awareness and resilience against manipulative strategies through psychological inoculation. Two online experiments (total N = 828) demonstrated that short, simple intervention prompting participants reflect on an attribute of their own personality—by completing short...

10.31234/osf.io/ea28z_v1 preprint EN 2020-11-19
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