A talk with psychology researcher Matthew Hornsey about group psychology, polarization, and persuasion. Hornsey has been a researcher on over 170 papers, with many of those related to group psychology topics.
Want a transcript of this talk? See the transcript.
Topics discussed in our talk include: why people can believe such different (and sometimes such unreasonable) ideas; persuasive tactics for changing minds; tactics for reducing us-vs-them animosity; why groups mainly listen to in-group members and ignore the same ideas from out-group members; the effects of the modern world on polarization; social media effects, and more.
Here are some resources mentioned in our talk or related to our talk:
- Matthew Hornsey’s professor page
- Hornsey’s paper Deviance and dissent in groups.
- Hornsey’s paper Attitude Roots and Jiu Jitsu Persuasion: Understanding and Overcoming the Motivated Rejection of Science
- The book Rebels in Groups, which Hornsey edited
- My piece on why criticizing one’s own group is important