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1.
Cogn Process ; 2024 Aug 31.
Artigo em Inglês | MEDLINE | ID: mdl-39215786

RESUMO

People's preferences for the utilitarian outcome in sacrificial moral dilemmas, where a larger group of individuals are saved at the cost of a few, have been argued to be influenced by various factors. Taking expected utility (EU) theory into consideration, we investigate whether the expected effectiveness of actions elucidate certain inconsistencies in moral judgments. Additionally, we also explore whether participants' role in the dilemma as the executor or a superior who merely makes a decision, which is carried out by a subordinate, influences judgments-a factor generally overlooked by classical EU models. We test these hypotheses using a modified moral dilemma paradigm with a choice between two actions, one highly successful and the other more likely to fail. Both actions are either expected to result in a favorable outcome of saving five individuals by sacrificing one or an unfavorable outcome of sacrificing five to save one. When the efficient action is anticipated to lead to a favorable outcome, in line with EU models, people almost invariably choose the efficient action. However, in conditions where the EUs associated with efficient and inefficient actions are close to each other, people's choice for favored outcome is above chance when they act as agents themselves. We discuss the implications of our results for existing theories of moral judgments.

2.
Cogn Process ; 25(2): 281-303, 2024 May.
Artigo em Inglês | MEDLINE | ID: mdl-38451385

RESUMO

While moral psychology research has extensively studied decision making using moral dilemmas, such high-conflict situations may not fully represent all moral decisions. Moreover, most studies on the effect of conflict have focused on nonmoral decisions, and it is unclear how it applies to the moral realm. The present mixed-method research investigates how conflict impacts moral compared to nonmoral decision making. In a preregistered empirical study ( N = 42 ), participants made moral and nonmoral decisions with varying levels of conflict while their mouse trajectories were recorded. Results indicate that moral decisions were more stable in the presence of conflict, while still seeking compromise. In addition, decisions were more affected when conflict got higher. Mouse-tracking data further indicate that some factors are impacting the decision process earlier than others, supporting the relevance of tracing methods to dig into finer-grained decision dynamics. We also present a computational model that aims to capture decision mechanisms and how conflict and morality influence decision making. The model uses dynamic neural fields coupled with sensorimotor control to map a continuous decision space. Two model versions were compared: one with greater perceptual weight for moral information, and another with earlier processing of moral versus nonmoral information. The simulated data more successfully reproduced empirical patterns for the second version, thus providing insights into the underlying decision processes for both moral and nonmoral decisions, in the presence of conflict or not.


Assuntos
Conflito Psicológico , Tomada de Decisões , Princípios Morais , Humanos , Tomada de Decisões/fisiologia , Masculino , Feminino , Adulto Jovem , Adulto , Simulação por Computador , Modelos Psicológicos
3.
Cogn Emot ; : 1-19, 2023 Sep 16.
Artigo em Inglês | MEDLINE | ID: mdl-37715522

RESUMO

Emotional attenuation in a second language is believed to be one of the main causes of the Moral Foreign Language effect (MFLe). However, evidence on the mediating role of emotion in the relationship between language and moral judgements is limited and mainly derives from unrealistic moral dilemmas. We conducted two studies to investigate (1) whether the MFLe is present in both unrealistic (Study 1) and realistic (Study 2) moral dilemmas, and (2) whether this effect can be attributed to reduced emotionality. In Study 1, the MFLe was found in the moral judgements made by Spanish-English bilinguals. However, the same pattern was not observed in Greek Cypriot-English bilinguals' moral judgements, and this result was attributed to the prominent role of English in Cyprus. In Study 2, the MFLe extended to realistic moral dilemmas when the outcome of the action entailed the violation of a social norm. Study 1 and Study 2 also revealed that these bilinguals experienced a wide range of emotions in their L1 and L2, which did not differ significantly across languages. Mediation analyses further indicated that the MFLe was not mediated by emotional blunting, which made us consider alternative explanations for the MFLe.

4.
J Exp Child Psychol ; 217: 105355, 2022 05.
Artigo em Inglês | MEDLINE | ID: mdl-35085900

RESUMO

We examined 4- to 11-year-old children's evaluation of six types of lies arranged along a cost-benefit assessment scale factoring both the lie teller and the lie recipient. Children were from three distinct cultural environments: rural Samoa (n = 99), urban China (n = 49), and urban United States (n = 109). Following the simple script of six different stories involving a lie teller and a lie recipient, children were asked to evaluate the character who lied and whether it deserved reward or punishment using a child-friendly Likert scale. From the age when children produce both antisocial and prosocial lies, our results show that their evaluation of lies rests on a cost-benefit analysis of both the lie teller and the lie recipient. Such analysis varies depending on age, type of lie, and the child's cultural environment. In general, Samoan children tended to rate lies more negatively, and they were less differential in their evaluation of the different types of lies compared with both Chinese and U.S. children. We interpret these results as reflecting the differences across cultures in explicit moral teaching and children's relative experience in resource allocation.


Assuntos
Comportamento Infantil , Enganação , Transtorno da Personalidade Antissocial , Criança , Pré-Escolar , China , Análise Custo-Benefício , Humanos
5.
Mem Cognit ; 50(8): 1694-1705, 2022 11.
Artigo em Inglês | MEDLINE | ID: mdl-35426069

RESUMO

How do we form opinions about typical and morally acceptable behavior in other social groups despite variability in behavior? Similar learning problems arise during language acquisition, where learners need to infer grammatical rules (e.g., the walk/walk-ed past-tense) despite frequent exceptions (e.g., the go/went alternation). Such rules need to occur with many different words to be learned (i.e., they need a high type frequency). In contrast, frequent individual words do not lead to learning. Here, we ask whether similar principles govern social learning. Participants read a travel journal where a traveler observed behaviors in different imaginary cities. The behaviors were performed once by many distinct actors (high type frequency) or frequently by a single actor (low type frequency), and could be good, neutral or bad. We then asked participants how morally acceptable the behavior was (in general or for the visited city), and how widespread it was in that city. We show that an ideal observer model estimating the prevalence of behaviors is only sensitive to the behaviors' type frequency, but not to how often they are performed. Empirically, participants rated high type frequency behaviors as more morally acceptable more prevalent than low type frequency behaviors. They also rated good behaviors as more acceptable and prevalent than neutral or bad behaviors. These results suggest that generic learning mechanisms and epistemic biases constrain social learning, and that type frequency can drive inferences about groups. To combat stereotypes, high type frequency behaviors might thus be more effective than frequently appearing individual role models.


Assuntos
Desenvolvimento da Linguagem , Aprendizagem , Humanos , Idioma , Atitude
6.
Curr Psychol ; : 1-14, 2022 Jan 12.
Artigo em Inglês | MEDLINE | ID: mdl-35035197

RESUMO

The growing interest in the subject of moral judgment in driver and autonomous vehicle behavior highlights the importance of investigating the suitability of sacrificial dilemmas as experimental tools in the context of traffic psychology. To this aim a set of validated sacrificial trolley problems and a new set of trolley-like driving dilemmas were compared through an online survey experiment, providing normative values for rates of participants' choices; decision times; evaluation of emotional valence and arousal experienced during the decision process; and ratings of the moral acceptability. Results showed that while both sets of dilemmas led to a more frequent selection of utilitarian outcomes, the driving-type dilemmas seemed to enhance faster decisions mainly based on the utilitarian moral code. No further differences were observed between the two sets, confirming the reliability of the moral dilemma tool in the investigation of moral driving behaviors. We suggest that as moral judgments and behaviors become more lifelike, the individual's moral inclination emerge more automatically and effectively. This new driving-type dilemma set may help researchers who work in traffic psychology and moral decision-making to approach the complex task of developing realistic moral scenarios more easily in the context of autonomous and nonautonomous transportation.

7.
Stress ; 24(4): 468-473, 2021 07.
Artigo em Inglês | MEDLINE | ID: mdl-33138682

RESUMO

There is increasing empirical evidence that social distance and timing affect prosocial behavior after acute stress exposure. The present study focused on everyday moral decision-making after acute psychosocial stress and how it is influenced by effects of social closeness and timing. We exposed 40 young healthy men to the Trier Social Stress Test (TSST, n = 20) or its non-stressful placebo version (PTSST, n = 20). Moral decision-making was assessed early (+10 until +30 min) and late (+75 until +95 min) after (P)TSST exposure by the Everyday Moral Conflict Situations (EMCS) Scale. The EMCS Scale requests altruistic versus egoistic responses to everyday moral conflict situations with varying closeness of target persons. Results revealed significantly higher total percentages of altruistic decisions in the stress than in the control condition and for scenarios involving socially close (e.g., mother) versus socially distant (e.g., stranger) protagonists, while the main effect of timing was nonsignificant. Only secondary analyses showed increased altruistic decision-making after acute stress exposure toward socially close but not toward distant protagonists at the early but not at the late point of measurement. Moreover, psychological stress responses and personality traits were significantly associated with EMCS scores. Positive correlations between cortisol levels and altruistic decision-making were descriptively observable, but did not reach statistical significance. In sum, our findings suggest increased altruistic decision-making toward socially close compared to socially distant protagonists and provide further evidence that acute stress influences decision-making in everyday moral conflict scenarios in a prosocial manner.Lay summaryIn order to investigate the effects of acute stress on everyday moral decision-making, 40 young healthy men were exposed to moderate psychosocial stress by the use of the Trier Social Stress Test (TSST) or its non-stressful placebo version and then completed a hypothetical everyday moral decision-making paradigm. Our findings provide evidence that acute stress exposure influences decision-making in everyday moral conflict situations in a prosocial manner. Furthermore, participants decided more altruistically in scenarios involving socially close (e.g., mother) versus socially distant (e.g., stranger) protagonists.


Assuntos
Tomada de Decisões , Estresse Psicológico , Altruísmo , Humanos , Hidrocortisona , Masculino , Princípios Morais
8.
J Adolesc ; 90: 66-78, 2021 07.
Artigo em Inglês | MEDLINE | ID: mdl-34153746

RESUMO

INTRODUCTION: Through the lens of social domain theory, the present study examined how 7th grade students coordinated social and moral reasoning when thinking about transgressions. METHOD: Eighty-nine 7th-grade students (Meanage = 13.05 years; 46 female students) were sampled to assess their beliefs about and engagement in school and classroom misbehavior. Interactive sorting tasks were employed to examine how participants coordinated competing social concerns inherent in everyday misbehaviors. RESULTS: Analyses revealed that engagement and reasoning were domain differentiated; students engaged most in conventional and contextually conventional transgressions and least in transgressions that involved harm to others (moral) or to the self (prudential). Sorting task responses revealed that, over and above domain-consistent reasoning (e.g., moral reasoning used to justify decisions about moral transgressions), students appealed to conventional justifications like teacher authority, school rules, and peer norms when reasoning about all types of misbehavior (i.e., moral, conventional, contextually conventional, and prudential). Reasoning also differed by misbehavior groupings. Analyses also indicated that the number of social cognitive domains that a participant considered relevant when defining a transgression was negatively associated with engagement in that transgression. Finally, a multigroup path analysis model revealed that the association between type of reasoning and misbehavior was moderated by misbehavior group. CONCLUSIONS: The findings from this study increased understanding of the ways that individuals coordinate social and moral concerns in everyday decision making. Moreover, discussion focused on how the results can be used to support domain-based values education and in more effective teacher/administrator responses to student misbehavior.


Assuntos
Comportamento Problema , Estudantes , Adolescente , Feminino , Processos Grupais , Humanos , Princípios Morais , Instituições Acadêmicas
9.
Pers Individ Dif ; 175: 110714, 2021 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-33551530

RESUMO

Given that individual differences influence virus-mitigating behaviors and the COVID-19 pandemic posed new moral dilemmas for individuals to resolve, across three studies (N = 704), we assessed how masculine honor beliefs (MHB), beliefs in pure good (BPG), evil (BPE), and the dark triad (DT) influence COVID-19 moral decision-making. Specifically, we analyzed moral decision-making at the microlevel (i.e., individual- and familial-level; Study 1), in decisions with (hypothetical) life-or-death consequences (Study 2), and at the macrolevel (i.e., nationwide virus-mitigation efforts; Study 3). In all studies, participants completed the four individual difference scales and rated their pandemic attitudes on Likert-type agreement scales, and resolved various moral dilemmas in Studies 2 and 3. Consistent with our hypotheses, individuals reported more virus-mitigation efforts in order to protect their families than themselves. In terms of hypothetical life-or-death and nationwide decisions, MHB, BPE, and the DT predicted more confidence and social motivations, whereas BPG predicted more distress. This research has implications for moral decision-making at varying degrees of severity during the COVID-19 pandemic.

10.
Hist Psychiatry ; 32(3): 359-364, 2021 09.
Artigo em Inglês | MEDLINE | ID: mdl-33885341

RESUMO

From the perspective of the Aristotelian notion of 'Form', the author explores the history of the concepts of mind and soul focusing on their ontologized version, as entertained by conventional science. He concludes that current neuroscience lacks the conceptual wherewithal required to deal with the meaning of mind and soul and with agential consequences such as free will and moral decision making. [GEB].

11.
Cogn Affect Behav Neurosci ; 20(6): 1336-1348, 2020 12.
Artigo em Inglês | MEDLINE | ID: mdl-33123863

RESUMO

The neuroscience interest for moral decision-making has recently increased. To investigate the processes underlying moral behavior, this research aimed to investigate neurophysiological and behavioral correlates of decision-making in moral contexts. Specifically, functional Near-infrared spectroscopy (fNIRS) allowed to record oxygenated (O2Hb) and deoxygenated (HHb) cerebral hemoglobin concentrations during different moral conditions (professional fit, company fit, social fit) and offers types (fair, unfair, neutral). Moreover, individuals' responses to offers types and reaction time (RTs) were considered. Specifically, from hemodynamic results emerged a difference in O2Hb and HHb activity according to moral conditions and offers types in different brain regions. In particular, O2Hb increase and a HHb decrease were observed in ventromedial and dorsolateral prefrontal cortex (VMPFC, DLPFC) for fair offers in professional fit condition and in superior temporal sulcus (STS) for unfair offers in social fit condition. Moreover, an increase of left O2Hb activity in professional fit condition and in right VMPFC for unfair offers in company fit condition was observed. In addition, from behavioral results, an RTs increase in company and social fit condition for fair and unfair offers emerged. This study, therefore, shows the behavioral and neurophysiological correlates of moral decision-making that guide moral behavior in different context, such as company one.


Assuntos
Córtex Pré-Frontal , Espectroscopia de Luz Próxima ao Infravermelho , Encéfalo , Humanos , Princípios Morais , Oxiemoglobinas
12.
Psychol Sci ; 31(9): 1097-1106, 2020 09.
Artigo em Inglês | MEDLINE | ID: mdl-32780626

RESUMO

Experimental studies of dishonesty usually rely on population-level analyses, which compare the distribution of claimed rewards in an unsupervised, self-administered lottery (e.g., tossing a coin) with the expected lottery statistics (e.g., 50/50 chance of winning). Here, we provide a paradigm that measures dishonesty at the individual level and identifies new dishonesty profiles with specific theoretical interpretations. We found that among dishonest participants, (a) some did not bother implementing the lottery at all, (b) some implemented but lied about the lottery outcome, and (c) some violated instructions by repeating the lottery multiple times until obtaining an outcome they felt was acceptable. These results held both in the lab and with online participants. In Experiment 1 (N = 178), the lottery was a coin toss, which permitted only a binary honest/dishonest response; Experiment 2 (N = 172) employed a six-sided-die roll, which permitted gradations in dishonesty. We replicated some previous results and also provide a new, richer classification of dishonest behavior.


Assuntos
Enganação , Recompensa , Emoções , Humanos
13.
Psychol Sci ; 31(4): 460-467, 2020 04.
Artigo em Inglês | MEDLINE | ID: mdl-32156182

RESUMO

Shalvi, Eldar, and Bereby-Meyer (2012) found across two studies (N = 72 for each) that time pressure increased cheating. These findings suggest that dishonesty comes naturally, whereas honesty requires overcoming the initial tendency to cheat. Although the study's results were statistically significant, a Bayesian reanalysis indicates that they had low evidential strength. In a direct replication attempt of Shalvi et al.'s Experiment 2, we found that time pressure did not increase cheating, N = 428, point biserial correlation (rpb) = .05, Bayes factor (BF)01 = 16.06. One important deviation from the original procedure, however, was the use of mass testing. In a second direct replication with small groups of participants, we found that time pressure also did not increase cheating, N = 297, rpb = .03, BF01 = 9.59. These findings indicate that the original study may have overestimated the true effect of time pressure on cheating and the generality of the effect beyond the original context.


Assuntos
Enganação , Tomada de Decisões/fisiologia , Princípios Morais , Recompensa , Adulto , Teorema de Bayes , Feminino , Humanos , Masculino , Fatores de Tempo , Adulto Jovem
14.
J Adv Nurs ; 75(3): 594-602, 2019 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-30328136

RESUMO

AIMS: To explore the meaning of conscience for nurses in the context of conscientious objection (CO) in clinical practice. DESIGN: Interpretive phenomenology was used to guide this study. DATA SOURCES: Data were collected from 2016 - 2017 through one-on-one interviews from eight nurses in Ontario. Iterative analysis was conducted consistent with interpretive phenomenology and resulted in thematic findings. REVIEW METHODS: Iterative, phased analysis using line-by-line and sentence highlighting identified key words and phrases. Cumulative summaries of narratives thematic analysis revealed how nurses made meaning of conscience in the context of making a CO. RESULTS: Conscience issues and CO are current, critical issues for nurses. For Canadian nurses this need has been recently heightened by the national legalization of euthanasia, known as Medical Assistance in Dying in Canada. Ethics education, awareness, and respect for nurses' conscience are needed in Canada and across the profession to support nurses to address their issues of conscience in professional practice. CONCLUSION: Ethical meaning emerges for nurses in their lived experiences of encountering serious ethical issues that they need to professionally address, by way of conscience-based COs. IMPACT: This is the first study to explore what conscience means to nurses, as shared by nurses themselves and in the context of CO. Nurse participants expressed that support from leadership, regulatory bodies, and policy for nurses' conscience rights are indicated to address nurses' conscience issues in practice settings.


Assuntos
Recusa Consciente em Tratar-se/ética , Ética em Enfermagem , Cuidados de Enfermagem/ética , Cuidados de Enfermagem/psicologia , Recursos Humanos de Enfermagem Hospitalar/ética , Recursos Humanos de Enfermagem Hospitalar/psicologia , Adulto , Tomada de Decisões , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Ontário
15.
Psychol Sci ; 29(11): 1878-1889, 2018 11.
Artigo em Inglês | MEDLINE | ID: mdl-30295569

RESUMO

According to research studying the processes underlying decisions, a two-channel mechanism connects attention and choices: top-down and bottom-up processes. To identify the magnitude of each channel, we exogenously varied information intake by systematically interrupting participants' decision processes in Study 1 ( N = 116). Results showed that participants were more likely to choose a predetermined target option. Because selection effects limited the interpretation of the results, we used a sequential-presentation paradigm in Study 2 (preregistered, N = 100). To partial out bottom-up effects of attention on choices, in particular, we presented alternatives by mirroring the gaze patterns of autonomous decision makers. Results revealed that final fixations successfully predicted choices when experimentally manipulated (bottom up). Specifically, up to 11.32% of the link between attention and choices is driven by exogenously guided attention (1.19% change in choices overall), while the remaining variance is explained by top-down preference formation.


Assuntos
Atenção , Tomada de Decisões , Movimentos Oculares , Fixação Ocular , Princípios Morais , Viés , Comportamento de Escolha , Cognição , Olho , Feminino , Humanos , Masculino , Adulto Jovem
16.
Int J Neuropsychopharmacol ; 20(9): 747-757, 2017 09 01.
Artigo em Inglês | MEDLINE | ID: mdl-28637246

RESUMO

Background: Impaired empathic abilities lead to severe negative social consequences and influence the development and treatment of several psychiatric disorders. Furthermore, empathy has been shown to play a crucial role in moral and prosocial behavior. Although the serotonin system has been implicated in modulating empathy and moral behavior, the relative contribution of the various serotonin receptor subtypes is still unknown. Methods: We investigated the acute effect of psilocybin (0.215 mg/kg p.o.) in healthy human subjects on different facets of empathy and hypothetical moral decision-making using the multifaceted empathy test (n=32) and the moral dilemma task (n=24). Results: Psilocybin significantly increased emotional, but not cognitive empathy compared with placebo, and the increase in implicit emotional empathy was significantly associated with psilocybin-induced changed meaning of percepts. In contrast, moral decision-making remained unaffected by psilocybin. Conclusions: These findings provide first evidence that psilocybin has distinct effects on social cognition by enhancing emotional empathy but not moral behavior. Furthermore, together with previous findings, psilocybin appears to promote emotional empathy presumably via activation of serotonin 2A/1A receptors, suggesting that targeting serotonin 2A/1A receptors has implications for potential treatment of dysfunctional social cognition.


Assuntos
Tomada de Decisões/efeitos dos fármacos , Empatia/efeitos dos fármacos , Alucinógenos/farmacologia , Princípios Morais , Psilocibina/farmacologia , Adulto , Análise de Variância , Método Duplo-Cego , Feminino , Voluntários Saudáveis , Humanos , Masculino , Testes Neuropsicológicos , Autorrelato , Adulto Jovem
17.
Horm Behav ; 93: 72-81, 2017 07.
Artigo em Inglês | MEDLINE | ID: mdl-28495558

RESUMO

In everyday life, moral decisions must frequently be made under acute stress. Although there is increasing evidence that both stress and cortisol affect moral judgment and behavior as well as decision-making in various domains unrelated to morality, surprisingly few attempts have been made to explore the effects of stress on everyday moral decision-making. Therefore, in the present study, we exposed 50 young healthy men to the Trier Social Stress Test (TSST) or its non-stressful placebo version (PTSST). We investigated the impact of acute stress exposure and stress-related cortisol levels on decision-making, decision certainty, and emotions in 28 everyday moral conflict situations with altruistic versus egoistic response alternatives. Results showed that the TSST-exposed group made more altruistic decisions than the non-stress control group, while groups did not differ in decision certainty and emotion ratings. Moreover, in correlational as well as regression analyses, additionally controlling for confounding variables, we observed significant positive associations between cortisol levels and altruistic decision-making. Further analyses revealed that altruistic decisions came along with significantly higher decision certainty and significantly more positive emotion ratings than egoistic decisions. Notably, our data also raise the idea that the personality trait agreeableness plays an important role in everyday moral decision-making. In sum, our findings provide initial evidence that both acute stress exposure and cortisol levels have prosocial effects on everyday moral decision-making in young healthy men.


Assuntos
Tomada de Decisões/fisiologia , Princípios Morais , Estresse Psicológico/psicologia , Adolescente , Adulto , Altruísmo , Emoções , Ética , Voluntários Saudáveis , Humanos , Hidrocortisona/análise , Hidrocortisona/metabolismo , Masculino , Saliva/química , Saliva/metabolismo , Adulto Jovem
18.
Perception ; 46(3-4): 447-474, 2017.
Artigo em Inglês | MEDLINE | ID: mdl-28084905

RESUMO

Meta-analytic evidence showed that the chemical senses affect moral decisions. However, how odours impact on morality is currently unclear. Through a set of three studies, we assess whether and how odour intensity biases moral choices (Study 1a), its psychophysiological responses (Study 1b), as well as the behavioural and psychophysiological effects of odour valence on moral choices (Study 2). Study 1a suggests that the presence of an odour plays a role in shaping moral choice. Study 1b reveals that of two iso-pleasant versions of the same neutral odour, only the one presented sub-threshold (vs. supra-threshold) favours deontological moral choices, those based on the principle of not harming others even when such harm provides benefits. As expected, this odour intensity effect is tracked by skin conductance responses, whereas no difference in cardiac activity - proxy for the valence dimension - is revealed. Study 2 suggests that the same neutral odour presented sub-threshold increases deontological choices even when compared to iso-intense ambiguous odour, perceived as pleasant or unpleasant by half of the participants, respectively. Skin conductance responses, as expected, track odour pleasantness, but cardiac activity fails to do so. Results are discussed in the context of mechanisms alternative to disgust induction underlying moral choices.


Assuntos
Comportamento de Escolha , Emoções , Princípios Morais , Percepção Olfatória , Adolescente , Adulto , Feminino , Humanos , Masculino , Odorantes , Adulto Jovem
19.
Aggress Behav ; 43(1): 37-46, 2017 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-27245759

RESUMO

Previous work has demonstrated that both leaders and other individuals vary in dispositional levels of physical aggression, which are genetically influenced. Yet the importance of individual differences in aggression for attitudes toward foreign policy or context-laden moral choices, such as sacrificing the lives of some for the greater good of many, has yet to be fully explored. Given the global importance of such decisions, we undertook this exploration in a sample of 586 Australians, including 250 complete twin pairs. We found that individuals who scored higher on Buss-Perry's physical aggression scale were more likely to support aggressive foreign policy interventions and displayed a more utilitarian moral calculus than those who scored lower on this scale. Furthermore, we found that the majority of variance in physical aggression lay in genetic factors for men, whereas the majority of the variance was in environmental factors for women. The source of covariation between aggression and political choices also differed between the sexes. A combination of genetic and environmental factors accounted for most of the cross-trait correlations among males, whereas common and unique environmental factors accounted for most of the cross-trait correlations among females. We consider the implications of our results for understanding how trait measures of aggression are associated with foreign policy and moral choices, providing evidence for why and how individuals differ in responding to complex social dilemmas. Aggr. Behav. 43:37-46, 2017. © 2016 Wiley Periodicals, Inc.


Assuntos
Agressão/fisiologia , Interação Gene-Ambiente , Princípios Morais , Política , Comportamento Social , Adulto , Austrália , Comportamento de Escolha , Feminino , Humanos , Masculino , Fenótipo , Fatores Sexuais , Adulto Jovem
20.
J Psycholinguist Res ; 46(6): 1339-1352, 2017 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-28516209

RESUMO

Does using a foreign language result in forming different moral decisions than using our mother tongue? Two studies were conducted to investigate whether there is a relationship between foreign language effects (differences between native vs. foreign language conditions) and psychological distance. Study 1 tested four moral dilemmas adapted from Greene et al. (Cognition 107: 1144-1155, 2008). Non-fluent Korean-English bilingual participants (N = 161) indicated decisions regarding four moral dilemmas in either Korean or English languages. The study found that for personal moral conflict situations, in which emotion and automatic intuition were more important than deliberation, there were significant differences in ratios of utilitarian decisions between the native language (L1) and the foreign language (L2) conditions. The participants tended to make more utilitarian decisions in L2 than in L1, which implies reduced emotionality in L2. Study 2 examined whether the psychological distance increased using the foreign language (English) utilizing an automatic self-test. Nonproficient Korean-English bilinguals (N = 26) formed associations between three kinds of geometric shapes (ellipses, rectangles and triangles) and three kinds of labels ('me', 'friends' and 'others'). The results of the study found the self-bias effect decreased when labels were presented in the foreign language (in English). This implies that the foreign language effect resulted from the reduced emotional response, and deliberation in decision making which may result from increased psychological distance.


Assuntos
Tomada de Decisões/fisiologia , Emoções/fisiologia , Princípios Morais , Multilinguismo , Adolescente , Adulto , Feminino , Humanos , Idioma , Masculino , Adulto Jovem
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