Wharton School

  • Invisible Influence – Book Interview

    … Heidi Cohen Interviews Jonah Berger New book: Invisible Influence: The Hidden Forces that Shape Behavior Q: What’s your best piece of advice for readers looking to improve their marketing? To be a successful marketer, you have to understand social influence. People don’t make their own choices. They make choices based on what the people around…

    Heidi Cohen/ Heidi Cohen- 36 readers -
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