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Christian Pieter Hoffmann Profile
Christian Pieter Hoffmann

@cphoffmann

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3K
Following
17K
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245
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Prof @UniLeipzig @ifkmw & Institute for PolSci @crifc_de @cdp_org (Private account & personal opinions, of course.)

Joined November 2009
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@cphoffmann
Christian Pieter Hoffmann
4 years
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@cphoffmann
Christian Pieter Hoffmann
2 days
RT @dashunwang: What happens before and after tenure? Check out our latest paper in PNAS @PNASNews: Tenure and Research Trajectories. Led b….
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@cphoffmann
Christian Pieter Hoffmann
4 days
RT @OuzhouAdi: 🚨1/ New paper with @DnVglr & @SanNuvola in @SocialMedia_Soc.We ask: Does it matter whether we refer to the same AI technolog….
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@cphoffmann
Christian Pieter Hoffmann
5 days
RT @robsica: "The division into coalitions maps onto a pro-establishment/anti-establishment political cleavage, [. ] with the addition of….
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cambridge.org
Contesting Authority to Adjudicate Misinformation
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@cphoffmann
Christian Pieter Hoffmann
6 days
RT @StefanFSchubert: Young adults in continental Western Europe don’t report as poor mental health as young adults in the Anglosphere. Som….
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@cphoffmann
Christian Pieter Hoffmann
6 days
RT @danwilliamsphil: In a new essay I argue that the case against social media is weaker than many people think: (1/3) .
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@cphoffmann
Christian Pieter Hoffmann
9 days
RT @rasmus_kleis: How effective are user corrections on social media, and does adding a link to a fact check improve effectiveness?. In pie….
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@cphoffmann
Christian Pieter Hoffmann
9 days
RT @_FelixSimon_: What are the risks of a discourse that exaggerates the role and risk of GenAI around elections?. We look at this question….
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@cphoffmann
Christian Pieter Hoffmann
9 days
RT @JITP_APSA: 🔓OPEN ACCESS🔓.Twitch is a platform often associated w/ gaming, but who uses it for politics? This study utilizes survey data….
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@cphoffmann
Christian Pieter Hoffmann
10 days
RT @VincentGeloso: 🧵Now available! My paper with Ashruta Acharya and Alek Psrurek on the most generous engagement with the most influential….
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@cphoffmann
Christian Pieter Hoffmann
10 days
RT @Ben_Tappin: 👇New experiments in which we aimed to map the levers and scope of political persuasion with conversational AI models. It w….
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@cphoffmann
Christian Pieter Hoffmann
12 days
RT @Ben_Tappin: Finally got round to reading this paper in detail. It’s a tour de force. If you’re interested in the potential impact of AI….
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@cphoffmann
Christian Pieter Hoffmann
12 days
🤷‍♂️.
@cphoffmann
Christian Pieter Hoffmann
4 years
I tend to reject #techlash alarmism (platforms „destroying democracy“). However, this critique seems warranted 👇🏼 Claims on the reach & effectiveness of ads often seem inflated. Weirdly, techlash-narratives prop up beliefs in the power of ads 🤔 #focus
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@cphoffmann
Christian Pieter Hoffmann
12 days
Turning off political ads on Facebook & Insta for six weeks during the 2020 election resulted in… no effects (on political knowledge, polarization, perceived legitimacy of the election, political participation, candidate favorability, and turnout) 👇🏼.
@nberpubs
NBER
2 months
Studying the effects of social media political advertising, from Hunt Allcott, Matthew Gentzkow, Ro'ee Levy, Adriana Crespo-Tenorio, Natasha Dumas, Winter Mason, Devra Moehler, Pablo Barbera, et al.
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@cphoffmann
Christian Pieter Hoffmann
13 days
RT @Afinetheorem: Many hallway discussions at NBER this week on "how to increase public trust in science". I remain convinced that, as @mat….
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@cphoffmann
Christian Pieter Hoffmann
14 days
RT @_FelixSimon_: How harmful is GenAI around elections? Will it trigger a misinformation apocalypse and upend elections?. I am happy to fi….
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@cphoffmann
Christian Pieter Hoffmann
15 days
RT @CSMaP_NYU: In the Global South, WhatsApp is more popular than X or Facebook. New in @The_JOP, we ran a WhatsApp deactivation experimen….
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@cphoffmann
Christian Pieter Hoffmann
15 days
RT @risj_oxford: NEW on our website. @_FelixSimon_ and @Sacha_Altay on why should be worry more about humans than AI systems when it come….
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reutersinstitute.politics.ox.ac.uk
“The current concerns are overblown in light of the available evidence,” argue researchers Felix M. Simon and Sacha Altay.
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@cphoffmann
Christian Pieter Hoffmann
16 days
RT @PNASNexus: People were more likely to believe in conspiracy theories about the attempted assassination of President Trump if they heard….
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@cphoffmann
Christian Pieter Hoffmann
17 days
Hier der ursprüngliche Beitrag.
@machine_vs_rage
Machine Against the Rage
30 days
Alternativplattformen im digitalen Lagerkampf: Mit einem Meinungsbeitrag von @cphoffmann starten wir die Op-Ed-Sparte unseres Blogs. Der Text behandelt die Frage, was der sogenannte X-odus mit Blick auf Polarisierungsdynamiken bedeutet. 1|3.
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@cphoffmann
Christian Pieter Hoffmann
17 days
Mein Blog-Beitrag für @machine_vs_rage zu alternativen Plattformen hat zu diesem sehr ausführlichen Gespräch mit der Leipziger Internet Zeitung geführt 👇🏼 Es geht um Polarisierung, Algorithmen, Echokammern und vieles mehr.
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l-iz.de
Nach der Übernahme von Twitter durch Elon Musk und den damit verbundenen Änderungen bei der Moderation und Faktenchecks, das muss hier nicht näher
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