Experts with opinions and experts with facts

Cecile Janssens
4 min readMar 17, 2020
Photo by Markus Spiske on Unsplash

I have muted the words “coronavirus” and “Covid-19” on Twitter. I hardly see any tweets about the coronavirus epidemic anymore. I would like to stay informed but felt that Twitter was no longer the right medium for that. The line between knowledge and opinion had blurred. I could no longer judge which information I should trust and which I shouldn’t. One scientist tweets that the number of infections is…

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Cecile Janssens

Professor of epidemiology | Emory University, Atlanta USA | Writes about (genetic) prediction, critical thinking, evidence, and lack thereof.