Catalyzing social change: Does concentration encourage action?

• Jonah Berger ,

  Roles Conceptualization, Data curation, Writing – original draft

  * E-mail: jberger@wharton.upenn.edu

  Affiliation Marketing Department, The Wharton School, The University of Pennsylvania, Philadelphia, PA, United States of America

  https://orcid.org/0000-0002-2669-8211

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• Joshua Conrad Jackson,

  Roles Conceptualization, Formal analysis, Writing – review & editing

  Affiliation Management Department, Kellogg School of Management, Northwestern University, Evanston, IL, United States of America

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• Ceren Kolsarici

  Roles Formal analysis, Methodology, Writing – review & editing

  Affiliation Marketing Department, Smith School of Business, Queen’s University, Kingston, Ontario, CA

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