Publications by authors named "Ilja van Beest"

People tend to be bad at detecting lies: When explicitly asked to infer whether others tell a lie or the truth, people often do not perform better than chance. However, increasing evidence suggests that implicit lie detection measures and potentially physiological measures may mirror observers' telling apart lies from truths after all. Implicit and physiological responses are argued to respond to lies as a threatening stimulus associated with a threat response.

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Many apps (e.g., social media, online streaming) include a social component where individual privacy decisions go beyond individual contexts and affect other people.

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Ostracism triggers negative emotions such as sadness, anger, and hurt feelings. Do targets of ostracism truthfully share their emotions with the sources of ostracism? Drawing on past research on social-functional accounts of emotions and interpersonal emotion regulation, we investigated the possibility that targets may misrepresent their emotions (i.e.

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Using both correlational and experimental designs across four studies (N = 1251 working individuals), the current project aimed to contribute to the understanding of workplace ostracism by studying two research questions. First, we tested whether the subjective experience of targets reflects the current theorizing of ostracism. Second, drawing from the transactional theory of stress and coping, we investigated whether this subjective experience impacts targets' coping responses.

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Social exclusion triggers aversive reactions (e.g., increased negative affect), but being excluded may bring substantial benefits by reducing pathogen exposure associated with social interactions.

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Existing research has documented the social benefits (i.e., higher popularity and liking) of extraversion and agreeableness.

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Article Synopsis
  • Moral framing strategies can effectively persuade individuals with strong moralized attitudes, but they may also deepen those moral divides and reduce willingness to compromise.
  • In three studies with a total of over 4,700 U.S. participants, moral messages intensified moral attitudes against big-data technologies, while nonmoral messages had the opposite effect.
  • Emotional responses, such as anger and disgust, contribute to moralization, while perceptions of financial cost promote de-moralization, suggesting that framing impacts how people view and act on contentious issues.
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In this paper, we present the Online Coalition Game (OCG): an open-source tool written for the open-access research platform oTree that enables high-powered interactive coalition formation experiments. Besides containing a tutorial on conducting and configuring studies using the OCG, we discuss two previous implementations. With these examples, we demonstrate that online use of the OCG provides the benefits of large sample sizes and fast data collection, while leading to convergent and robust findings.

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A key observation in coalition formation is that bargainers with most resources are often excluded from coalitions: the Strength-is-Weakness effect. Previous studies have suffered from low sample sizes and lack of (appropriate) incentives and have rarely focused on underlying processes. To address these issues, we conducted a cross-platform replication using the Online Coalition Game.

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Cultural practices and anecdotal accounts suggest that people expect suffering to lead to fortuitous rewards. To shed light on this illusory 'suffering-reward' association, we tested why and when this effect manifests. Across three vignette studies in which we manipulated the degree of suffering experienced by the protagonist, we tested a 'just-world maintenance' explanation (suffering deserves to be compensated) and a 'virtuous suffering' explanation (suffering indicates virtues, which will be rewarded).

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Individuals may respond to ostracism by either behaving prosocially or antisocially. A recent paper provides evidence for a third response: solitude seeking, suggesting that ostracized individuals may ironically engage in self-perpetuating behaviors which exacerbate social isolation. To examine this counterintuitive response to ostracism, we conceptually replicated the original paper in three studies ( = 1,118).

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The current article examined the characteristics of real-life revenge acts. A demographically diverse sample of avengers described autobiographical revenge acts and the preceding offense. They rated the severity of both acts, the time before taking revenge, and motives for the timing.

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Impressions of trustworthiness based on facial cues influence many consequential decisions, in spite of their (generally) poor accuracy. Here, we test whether reliance on facial cues can be better explained by (a) the belief that facial cues are more valid than other cues or by (b) the quick and primary processing of faces, which makes relying on facial cues relatively effortless. Six studies ( = 2,732 with 73,182 trust decisions) test the two accounts by comparing the effects of facial cues and economic payoffs on trust decisions.

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Social outcomes can result both from people's own behavior (claim process) and from the behavior of others (grant process). Prior research compared the effect of these two processes on people's experience of inclusion and outperformance, using two virtual ball-toss games: claimball and cyberball. We extend this work by using the same games to assess reactions to a third social outcome, overinclusion.

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It has long been supposed that the confirmation bias plays a role in the prevalence and maintenance of misconceptions. However, this has been supported more by argument than by empirical evidence. In the present paper, we show how different types of belief-feedback evoke physiological responses consistent with the presence of a confirmation bias.

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Background and aims Prior research indicates that swearing increases pain tolerance and decreases pain perception in a cold pressor task. In two experiments, we extend this research by testing whether taboo hand gesticulations have a similar effect. Methods Study 1 focused on males and females who, across two trials, submerged an extended middle finger (taboo) and an extended index finger (control) in ice water until discomfort necessitated removal.

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People make trait inferences based on facial appearance, and these inferences guide social approach and avoidance. Here, we investigate the effects of textural features on trait impressions from faces. In contrast to previous work, which exclusively manipulated skin smoothness, we manipulated smoothness and the presence of skin blemishes independently (Study 1) and orthogonally (Study 2).

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Theoretical reflections suggest that avengers and targets of revenge have self-serving perception biases when judging the severity of revenge acts and preceding offenses. Empirical research investigating such biases has so far focused on either the offense or the revenge act and may have confounded a perception bias with a situational selection bias (i.e.

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Humiliation lacks an empirically derived definition, sometimes simply being equated with shame. We approached the conceptualisation of humiliation from a prototype perspective, identifying 61 features of humiliation, some of which are more central to humiliation (e.g.

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Ostracism has been shown to elicit pain in both the target and the observers. Two experiments investigated the autonomic thermal signature associated with an ostracism experience and assessed whether and how social categorization impacts the autonomic arousal of both the target and the observer. Autonomic response was assessed using thermal infrared imaging, recording facial temperature variation during an online game of ball toss (i.

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A pre-registered experiment was conducted to examine psychophysiological responses to being lied to. Bridging research on social cognition and deception detection, we hypothesized that observing a liar compared to a truth-teller would decrease finger skin temperature of observers. Participants first watched two targets while not forewarned that they would later be asked to judge (direct and indirect) veracity, and then watched another two targets while forewarned about this.

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We examined 120 Cyberball studies (N = 11,869) to determine the effect size of ostracism and conditions under which the effect may be reversed, eliminated, or small. Our analyses showed that (1) the average ostracism effect is large (d > |1.4|) and (2) generalizes across structural aspects (number of players, ostracism duration, number of tosses, type of needs scale), sampling aspects (gender, age, country), and types of dependent measure (interpersonal, intrapersonal, fundamental needs).

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Beyond breathing, the regulation of body temperature-thermoregulation-is one of the most pressing concerns for many animals. A dysregulated body temperature has dire consequences for survival and development. Despite the high frequency of social thermoregulation occurring across many species, little is known about the role of social thermoregulation in human (social) psychological functioning.

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In the social psychological threat-compensation literature, there is an apparent contradiction whereby relatively extreme beliefs both decrease markers of physiological arousal following meaning violations, and increase the values affirmation behaviors understood as a palliative responses to this arousal. We hypothesize that this is due to the differential impact of measuring extremism on behavioral inhibition and approach systems following meaning violations, whereby extremism both reduces markers of conflict arousal (BIS) and increases values affirmation (BAS) unrelated to this initial arousal. Using pupil dilation as a proxy for immediate conflict arousal, we found that the same meaning violation (anomalous playing cards) evoked greater pupil dilation, and that this pupillary reaction was diminished in participants who earlier reported extreme beliefs.

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Prior definitions and empirical research do not distinguish responses to transgressions driven by feelings of revenge from responses to transgressions driven by feelings of anger. We used autobiographical recalls to examine differences between vengeful and anger-driven responses. Our findings revealed that vengeful responses are not the same as anger-driven responses.

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