1. Associated Press. (2020). Trump tells allies his wearing a mask would ‘send the wrong message,’ make him look ridiculous. https://www.nbcnews.com/politics/donald-trump/trump-tells-allies-his-wearing-mask-would-send-wrong-message-n1202001
2. Baker, E. (2020). Hong Kong student “punched for wearing a face mask”, accused of having coronavirus. https://www.abc.net.au/news/2020-03-20/coronavirus-hong-kong-student-assaulted-for-wearing-face-mask/12075470
3. The Presence of Others, Prosocial Traits, Machiavellianism
4. Self-generated persuasion: Effects of the target and direction of arguments.
5. Prosociality predicts health behaviors during the COVID-19 pandemic