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Randomised Control Studies & (Quasi-) Experimental Designs
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Language
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Journals
Output Type
The Effects of Flagging Propaganda Sources on News Sharing: Quasi-Experimental Evidence from Twitter
International Journal of Press/Politics, volume 28, issue 4 (2023), pp. 909–928
"While research on flagging misinformation and disinformation has received much attention, we know very little about how the flagging of propaganda sources could affect news sharing on social media. Using a quasi-experimental design, we test the effect of source flagging on people’s actual sharing
...
Media, Social Pressure, and Combating Misinformation: Experimental Evidence on Mass Media and Contraception Use in Burkina Faso
J-PAL Abdul Latif Jameel Poverty Action Lab (2023), 45 pp.
"Using a two-level randomized experiment covering 5 million people in Burkina Faso, we examine the impact on family planning knowledge and behavior of both general exposure to mass media (800 women receive radios in status quo areas) and an intensive evidence-based family planning campaign (8 of 16
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Persuasive COVID-19 Vaccination Campaigns on Facebook and Nationwide Vaccination Coverage in Ukraine, India, and Pakistan
Plos Global Public Health, volume 3, issue 9 (2023), 18 pp.
"Social media platforms have a wide and influential reach, and as such provide anopportunity to increase vaccine uptake. To date, there is no large-scale, robust evidence on the offline effects of online messaging campaigns. We aimed to test whether pre-tested, persuasive messaging campaigns from UN
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Sustaining Exposure to Fact-Checks: Misinformation Discernment, Media Consumption, and its Political Implications
[authors] (2023), 37 + 27 pp.
"Exposure to misinformation can affect citizens’ beliefs, political preferences, and compliance with government policies. However, little is known about how to reduce susceptibility to misinformation in a sustained manner outside controlled environments, particularly in the Global South. We evalua
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Reducing Albinism Related Stigma in Tanzania: An Exploration of the Impact of Radio Drama and Radio Interview
Disability & Society, volume 37, issue 9 (2022), pp. 1479-1500
"Reducing stigma is key to improving the wellbeing of people with albinism in Tanzania. This study aimed to obtain more insight into the effects of two radio interventions with regard to albinism-related stigma: a radio drama and a radio interview. Assessment of the radio interventions was based on
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Technique-Based Inoculation Against Real-World Misinformation
Royal Society Open Science, volume 9, issue 211719 (2022), 13 pp.
"In recent years, numerous psychological interventions have been developed to reduce susceptibility to misinformation. Inoculation theory has become an increasingly common framework for reducing susceptibility to both individual examples of misinformation (issue-based inoculation) and to the techniq
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Effect of a social media-based counselling intervention in countering fake news on COVID-19 vaccine in Nigeria
Health Promotion International, volume 37, issue 2: daab140 (2022), 10 pp.
"The aim of this study was to understand the impact of counselling in countering fake news-related COVID-19 vaccine. We conducted two separate experiments. In the first experiment, we exposed the treatment group to fake news on COVID-19 vaccine through a WhatsApp group chat while the control group w
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Populist attitudes and politicians’ disinformation accusations: Effects on perceptions of media and politicians
Journal of Communication, volume 72, issue 6 (2022), pp. 619-632
"Populist politicians increasingly accuse opposing media of spreading disinformation or “fake news.” However, empirical research on the effects of these accusations is scarce. This survey experiment (N = 1,330) shows that disinformation accusations reduce audience members’ trust in the accused
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Nachhaltigkeit als Gegenstand und Zielgröße der Rezeptions- und Wirkungsforschung: Aktuelle Studien und Befunde
Baden-Baden: Nomos (2022), 249 pp.
"Der Band bietet vielfältige Einblicke in die aktuelle kommunikationswissenschaftliche Rezeptions- und Wirkungsforschung rund um das Thema Nachhaltigkeit. Die Beiträge beschäftigen sich etwa damit, wie die Thematik in den (sozialen) Medien verhandelt wird, wie sich verschiedene Botschafts- und Ko
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Evaluating an Interactive Film on the Prevention of Political Radicalization
Journal for Deradicalization, issue 30 (2022), pp. 169-222
"The present study evaluates the effects of an interactive film distributed in social media that aims to reduce the individual level of radicalism in attitudes and radicalization intentions. During the film, viewers have to express their opinion on increasingly radical statements by clicking popup b
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Reactions to China-linked Fake News: Experimental Evidence from Taiwan
China Quarterly, issue 249 (2022), pp. 21-46
"China is accused of conducting disinformation campaigns on Taiwan's social media. Existing studies on foreign interventions in democratic societies predict that such disinformation campaigns should lead to increasing partisan polarization within Taiwan. We argue that a backlash effect, making Taiwa
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Vom Sound zur Markenwelt: Die emotionale Macht des Radios. Qualitative und quantitative Analyse eines Funkspot-Experiments
Media Perspektiven, issue 6 (2022), pp. 288-294
"Radio kann mit Gestaltungselementen wie Stimme, Geräuschen und Musik Marken schaffen und profilieren. In einem Experiment wurden drei Radiospots für einen fiktiven Schokoriegel mit gleichem Text, aber unterschiedlicher Emotionalität produziert. Die drei Spots („Der Verführer“, „Der Animat
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FactShala Media Literacy Initiative in India: An Impact Evaluation
Center for Media Studies (2022), 103 pp.
"From September 2020 to January 2021, 253 trainers delivered the FactShala training program to 23,347 adults in communities across India. The FactShala media literacy training program launched by Internews […], is an effective mechanism for spreading media and information literacy and building res
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Psychological Inoculation Improves Resilience Against Misinformation on Social Media
Science Advances, volume 8, issue 34 (2022), 12 pp.
"Online misinformation continues to have adverse consequences for society. Inoculation theory has been put forward as a way to reduce susceptibility to misinformation by informing people about how they might be misinformed, but its scalability has been elusive both at a theoretical level and a pract
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The detection of political deepfakes
Journal of Computer-Mediated Communication, volume 27, issue 4, zmac008 (2022), 13 pp.
"In this article, a theoretical model on the detection of deepfakes by ordinary citizens is introduced. The authors conducted three studies in which deepfakes with political content were presented. The deepfakes showed UK’s Prime Minister Boris Johnson or Barack Obama. In the deepfake videos, the
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A 10+10+30 Radio Campaign is Associated with Increased Infant Vaccination and Decreased Morbidity in Jimma Zone, Ethiopia: A Prospective, Quasi-Experimental Trial
Plos Global Public Health, volume 2, issue 11: e0001002 (2022), 19 pp.
"To date, no study has evaluated the effect of a radio-only campaign on infant vaccination coverage, timeliness, and related morbidity in a low-income country. We implemented the "10+10+30" radio campaign involving broadcasting a weekly 10-minute radio drama series on vaccination, followed by a 10-m
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The Impact of a Direct to Beneficiary Mobile Communication Program on Reproductive and Child Health Outcomes: A Randomised Controlled Trial in India
BMJ Global Health, issue 6: e008838 (2022), 21 pp.
"Kilkari is the largest direct-to-beneficiary mobile communication programme in the world and has reached over 10 million women and their families across 13 states in India. Our study is the first randomised controlled trial conducted to date of a beneficiary mobile communication programme at scale.
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Radio and Technology Adoption During India’s Green Revolution: Evidence from a Natural Experiment
SSRN (2022), 39 pp.
"Adoption of innovative technologies is central to improving agricultural productivity. Farmers in developing countries rely heavily on social learning in adopting new technologies. Barriers to social learning such as heterogeneity or social fragmentation can therefore limit technology adoption and
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Using Social Media to Change Gender Norms: An Experiment Within Facebook Messenger in India
Washington, DC: World Bank (2022), 53 pp.
"This paper experimentally tests the effectiveness of two short edutainment campaigns (under 25 minutes) delivered through Facebook Messenger at reshaping gender norms and reducing social acceptability of violence against women in India. Participants were randomly assigned to watch video clips with
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Combating Fake News, Disinformation, and Misinformation: Experimental Evidence for Media Literacy Education
Cogent Arts & Humanities, volume 9, issue 2037229 (2022), 17 pp.
"This study investigated the effect of media and information literacy (MIL) on the ability to identify fake news, disinformation and misinformation, and sharing intentions. The experimental approach was selected to study both the control group and experimental group made up of a total of 187 respond
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