Nassim Nicholas Taleb @nntaleb
RT @JensWilhelm2: @nntaleb this is the best explanation of your 2 people-2 filters theory up to now! https://t.co/doiKkMQhaS — PolitiTweet.org
Philadelphia Public Health @PHLPublicHealth
If there is still any confusion about the importance of face masks, this graphic should help: Thanks for the tag… https://t.co/0s9DCtnsmC