What is it about?

A psychological theory of how people learn collectively in groups, and why collective learning is critical to the emergence of social norms, social identities, and strategic cooperation.

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Why is it important?

Offers a psychological account of how groups of people can know things together (common knowledge) so that they can communicate, remember, and think together.


The paradox of common knowledge is discussed across scholarly disciplines as it is critical to a variety of important phenomena—from linguistic communication to strategic cooperation. Here we offer a psychological account of common knowledge, wherein a collective agent allows for a shared world and mind.

Dr Garriy Shteynberg
University of Tennessee

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This page is a summary of: Shared worlds and shared minds: A theory of collective learning and a psychology of common knowledge., Psychological Review, October 2020, American Psychological Association (APA),
DOI: 10.1037/rev0000200.
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