The Greta Thunberg effect: Familiarity with Greta Thunberg predicts intentions to engage in climate activism in the United States Posted on February 13, 2021February 13, 2021 by Matthew T. Ballew https://onlinelibrary.wiley.com/doi/10.1111/jasp.12737 Share this: Email a link to a friend (Opens in new window) Email Share on LinkedIn (Opens in new window) LinkedIn Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook