https://doi.org/10.1002/asi.24357) which was written pre COVID but which links the issues of misinformation and health information. She also talked about the seven types of #COVID19 #MisInformation which have been identified in the current work of the Social Media Lab.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3066582/. She explored the concept of post-truth, which doesn't imply that there is no truth, but that people are relying more on their own epistemology, and their own gut feelings and values to judge what is "true". She highlighted the problem of people (like Donald Trump) who manipulate and distract from the real problems and obviously influence those who believe in and trust the non-truth speaker. Pennington cited Lewandowsky et al (https://doi.org/10.1016/j.jarmac.2017.07.008) in saying that a post-truth world"empowers people to choose their own reality where facts and objective evidence are trumped by existing beliefs and prejudices" (p361).
Pennington talked about social media and misinformation (issues such as bots, echo chambers/filter bubbles, the fact that reposting on socal media or adopting conspiracy theories may make people feel better). She also showed examples of people debunking those fighting misinformation, using conspiracy theories. Initiatives such as the WHO myth busters site try to counter this https://www.who.int/emergencies/diseases/novel-coronavirus-2019/advice-for-public/myth-busters and Youtube's misinformation policy
There is a good deal of work examining mis/information about Covid19, primarily concentrating on social media platform. Pennington finished by identifying work for information scientists in terms of research, practice, teaching and service/citizenship (see the second screenshot)