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Kuhn G, Ortega J, Simmons K, Thomas C, Mohr C. EXPRESS: Experiencing misinformation: The effect of pre-exposure warnings and debunking on psychic beliefs. Q J Exp Psychol (Hove) 2022; 76:1445-1456. [PMID: 35848541 DOI: 10.1177/17470218221116437] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
Misinformation can have a detrimental impact on our beliefs, and it is therefore necessary to understand the cognitive mechanism by which false information is integrated or can be changed. In two experiments, we worked with fake psychic demonstrations, because observers easily adopt the experience as reflecting a « true » psychic event. We manipulated the availability of alternative explanations by providing a general warning that the performer is a magician with no psychic abilities (Experiment 1), or disclosing afterwards how the fake demonstration had been staged (Experiment 2). In experiment 1, witnessing the psychic demonstration significantly increased participants' psychic beliefs, even though they had been warned. However, providing the alternative explanation about the deceptive method mitigated this effect. In experiment 2, the realization of deception significantly reduced participants' psychic beliefs directly after the performance, and remained reduced at the one week later.
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Affiliation(s)
- Gustav Kuhn
- Department of Psychology, Goldsmiths, University of London, London, UK
| | - Jeniffer Ortega
- Departamento de Psicología, Universidad El Bosque, Bogotá, Colombia
| | - Keir Simmons
- Department of Psychology, Goldsmiths, University of London, London, UK
| | - Cyril Thomas
- Université de Paris, LAPEA, Boulogne-Billancourt, France
- LAPEA, Université Gustave Eiffel, IFSTTAR, Versailles, France
| | - Christine Mohr
- Institute of Psychology, University of Lausanne, Lausanne, Switzerland
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Olson JA, Lifshitz M, Raz A, Veissière SPL. Super Placebos: A Feasibility Study Combining Contextual Factors to Promote Placebo Effects. Front Psychiatry 2021; 12:644825. [PMID: 33746801 PMCID: PMC7970115 DOI: 10.3389/fpsyt.2021.644825] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/21/2020] [Accepted: 02/08/2021] [Indexed: 12/19/2022] Open
Abstract
Background: Ample evidence demonstrates that placebo effects are modulated by contextual factors. Few interventions, however, attempt to combine a broad range of these factors. Here, we explore the therapeutic power of placebos by leveraging factors including social proof, positive suggestion, and social learning. This study aimed to test the feasibility of an elaborate "super placebo" intervention to reduce symptoms of various disorders in a pediatric population. Methods: In a single-arm qualitative study, participants entered an inactive MRI scanner which they were told could help their brain heal itself through the power of suggestion. The sample included 11 children (6-13 years old) diagnosed with disorders known to be receptive to placebos and suggestion (Attention Deficit Hyperactivity Disorder, Tourette Syndrome, chronic skin picking, and migraines). The children were given positive suggestions during 2-4 placebo machine sessions over the span of approximately 1 month. We assessed open-ended treatment outcomes via recorded interviews and home visits. Results: The procedure was feasible and no adverse events occurred. Ten of the 11 parents reported improvements in their children after the intervention, ranging from minor transient changes to long-term reductions in subjective and objective symptoms (e.g., migraines and skin lesions). Discussion: These preliminary findings demonstrate the feasibility and promise of combining a broad range of contextual factors in placebo studies. Future research is needed to assess the causal effects of such interventions.
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Affiliation(s)
- Jay A Olson
- Department of Psychiatry, McGill University, Montreal, QC, Canada.,Department of Psychology, Harvard University, Cambridge, MA, United States
| | - Michael Lifshitz
- Department of Anthropology, Stanford University, Palo Alto, CA, United States
| | - Amir Raz
- Department of Psychiatry, McGill University, Montreal, QC, Canada.,Institute for Interdisciplinary Behavioral and Brain Sciences, Chapman University, Irvine, CA, United States
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Escolà-Gascón Á, Marín FX, Rusiñol J, Gallifa J. Evidence of the psychological effects of pseudoscientific information about COVID-19 on rural and urban populations. Psychiatry Res 2021; 295:113628. [PMID: 33340799 DOI: 10.1016/j.psychres.2020.113628] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/02/2020] [Accepted: 11/29/2020] [Indexed: 10/22/2022]
Abstract
This research aims to analyze the effects of pseudoscientific information (PI) about COVID-19 on the mental well-being of the general population. A total of 782 participants were classified according to the type of municipality in which they lived (rural municipalities and urban municipalities). The participants answered psychometric questionnaires that assessed psychological well-being, pseudoscientific beliefs and the ability to discriminate between scientific and pseudoscientific information about COVID-19. The results indicated the following: the greater the ability to discriminate between false information and true information, the greater the levels of psychological well-being perceived by the participant. The ability to discriminate predicts up to 32% of psychological well-being only for subjects living in rural municipalities. Residents in urban municipalities showed lower levels of well-being than residents in rural municipalities. It is concluded that new social resources are needed to help the general population of urban municipalities discriminate between pseudoscientific and scientific information.
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Affiliation(s)
- Álex Escolà-Gascón
- Faculty of Psychology, Education and Sport Sciences (FPCEE Blanquerna), Ramon Llull University, Barcelona, Spain.
| | - Francesc-Xavier Marín
- Faculty of Psychology, Education and Sport Sciences (FPCEE Blanquerna), Ramon Llull University, Barcelona, Spain
| | - Jordi Rusiñol
- Faculty of Psychology, Education and Sport Sciences (FPCEE Blanquerna), Ramon Llull University, Barcelona, Spain
| | - Josep Gallifa
- Faculty of Psychology, Education and Sport Sciences (FPCEE Blanquerna), Ramon Llull University, Barcelona, Spain
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Lesaffre L, Kuhn G, Jopp DS, Mantzouranis G, Diouf CN, Rochat D, Mohr C. Talking to the Dead in the Classroom: How a Supposedly Psychic Event Impacts Beliefs and Feelings. Psychol Rep 2020; 124:2427-2452. [PMID: 33019882 DOI: 10.1177/0033294120961068] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Abstract
Paranormal beliefs (PBs) are common in adults. There are numerous psychological correlates of PBs and associated theories, yet, we do not know whether such correlates reinforce or result from PBs. To understand causality, we developed an experimental design in which participants experience supposedly paranormal events. Thus, we can test an event's impact on PBs and PB-associated correlates. Here, 419 naïve students saw a performer making contact with a confederate's deceased kin. We tested participants' opinions and feelings about this performance, and whether these predicted how participants explain the performance. We assessed participants' PBs and repetition avoidance (PB related cognitive correlate) before and after the performance. Afterwards, participants rated explanations of the event and described their opinions and feelings (open-ended question). Overall, 65% of participants reported having witnessed a genuine paranormal event. The open-ended question revealed distinct opinion and affect groups, with reactions commonly characterized by doubt and mixed feelings. Importantly, paranormal explanations were more likely when participants reported their feelings than when not reported. Beyond these results, we replicated that 1) higher pre-existing PBs were associated with more psychic explanations (confirmation bias), and 2) PBs and repetition avoidance did not change from before to after the performance. Yet, PBs reminiscent of the actual performance (spiritualism) increased. Results showed that young adults easily endorse PBs and paranormal explanations for events, and that their affective reactions matter. Future studies should use participants' subjective experiences to target PBs in causal designs (e.g., adding control conditions).
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Affiliation(s)
- Lise Lesaffre
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland.,Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
| | - Gustav Kuhn
- Psychology Department, Goldsmiths University of London, UK.,Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
| | - Daniela S Jopp
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland; Swiss Centre of Competence in Research LIVES "Overcoming Vulnerability: Life Course Perspectives", Switzerland.,Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
| | - Gregory Mantzouranis
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland; Unit of the University Department of Child and Adolescent Psychiatry (SUPEA), CHUV, Switzerland.,Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
| | - Cécile Ndéyane Diouf
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland.,Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
| | - Déborah Rochat
- Psychology Department, Faculty of Arts and Humanities, University of Fribourg, Switzerland.,Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
| | - Christine Mohr
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Switzerland
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Wiseman R, Watt C. Conjuring cognition: a review of educational magic-based interventions. PeerJ 2020; 8:e8747. [PMID: 32195059 PMCID: PMC7067183 DOI: 10.7717/peerj.8747] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2019] [Accepted: 02/14/2020] [Indexed: 11/20/2022] Open
Abstract
For hundreds of years, magic tricks have been employed within a variety of pedagogic contexts, including promoting science and mathematics, delivering educational messaging, enhancing scepticism about the paranormal, and boosting creative thinking for product design. This review examines this diverse body of work, focusing on studies that have assessed the impact of such interventions. Although the studies tended to yield positive outcomes, much of the work suffered from methodological shortcomings, including measuring the impact of interventions over a relatively short period of time, focusing on self-report measures and failing to employ control groups. The paper makes several recommendations for future study in the area, including assessing the longer-term impact of magic-based interventions, comparing these interventions to other types of pedagogic techniques, focussing on knowledge retention and behavioural outcomes, and collaborating with magicians to develop more impactful interventions.
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Affiliation(s)
- Richard Wiseman
- School of Psychology and Sport Science, University of Hertfordshire, Hatfield, Hertfordshire, United Kingdom
| | - Caroline Watt
- School of Philosophy, Psychology and Language Sciences, University of Edinburgh, Edinburgh, Midlothian, United Kingdom
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Kloetzer L, Clément F. Never the Twain…Introduction to the Special Issue Psychology of Religion: Dialogues Between Sociocultural and Cognitive Perspectives. Integr Psychol Behav Sci 2019; 53:86-92. [PMID: 30706202 DOI: 10.1007/s12124-018-9469-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
Abstract
Bringing together perspectives is rarely an easy task. By assembling researchers from cognitive and cultural traditions to discuss their reciprocal research in the field of psychology of religion, we thought that we will end up with an ecumenical conclusion, everyone being convinced that the other perspective will enrich her or his approach in the future. In this introduction, our objective is to show that it was not exactly the case and, by writing a two-voices introduction, to understand why we were eventually not so sure that we were all studying the same object.
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Affiliation(s)
- Laure Kloetzer
- Institut de Psychologie et Education, Université de Neuchâtel, Louis-Agassiz 1, CH-2000, Neuchâtel, Switzerland.
| | - Fabrice Clément
- Centre de Sciences Cognitives, Université de Neuchâtel, Pierre-à-Mazel 7, CH-2000, Neuchâtel, Switzerland
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Lesaffre L, Kuhn G, Abu-Akel A, Rochat D, Mohr C. Magic Performances - When Explained in Psychic Terms by University Students. Front Psychol 2018; 9:2129. [PMID: 30459687 PMCID: PMC6232384 DOI: 10.3389/fpsyg.2018.02129] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/31/2017] [Accepted: 10/16/2018] [Indexed: 11/25/2022] Open
Abstract
Paranormal beliefs (PBs), such as the belief in the soul, or in extrasensory perception, are common in the general population. While there is information regarding what these beliefs correlate with (e.g., cognitive biases, personality styles), there is little information regarding the causal direction between these beliefs and their correlates. To investigate the formation of beliefs, we use an experimental design, in which PBs and belief-associated cognitive biases are assessed before and after a central event: a magic performance (see also Mohr et al., 2018). In the current paper, we report a series of studies investigating the "paranormal potential" of magic performances (Study 1, N = 49; Study 2, N = 89; Study 3, N = 123). We investigated (i) which magic performances resulted in paranormal explanations, and (ii) whether PBs and a belief-associated cognitive bias (i.e., repetition avoidance) became enhanced after the performance. Repetition avoidance was assessed using a random number generation task. After the performance, participants rated to what extent the magic performance could be explained in psychic (paranormal), conjuring, or religious terms. We found that conjuring explanations were negatively associated with religious and psychic explanations, whereas religious and psychic explanations were positively associated. Enhanced repetition avoidance correlated with higher PBs ahead of the performance. We also observed a significant increase in psychic explanations and a drop in conjuring explanations when performances involved powerful psychic routines (e.g., the performer contacted the dead). While the experimentally induced enhancement of psychic explanations is promising, future studies should account for potential variables that might explain absent framing and before-after effects (e.g., emotion, attention). Such effects are essential to understand the formation and manipulation of belief.
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Affiliation(s)
- Lise Lesaffre
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Lausanne, Switzerland
| | - Gustav Kuhn
- Department of Psychology, Goldsmiths University of London, London, United Kingdom
| | - Ahmad Abu-Akel
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Lausanne, Switzerland
| | - Déborah Rochat
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Lausanne, Switzerland
| | - Christine Mohr
- Institute of Psychology, Social and Political Sciences, University of Lausanne, Lausanne, Switzerland
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