When the pandemic started, we were told not to bother with masks. But now it looks like experts have done a 180 here, and a lot of us are being told to cover our mugs when we leave the house. So which is it? Should we mask up or not? To find out, we talk to epidemiologist Dr. Benjamin Cowling, microbiologist Dr. Anna Davies, and clinical psychologist Dr. Olga Perski. Also: RED DEVIL SQUID!! Here’s a link to our transcript: https://bit.ly/2T6ZItL  And here’s a link to the squid video: https://youtu.be/iANgyT95bmA  This episode was produced by Wendy Zukerman with help from Michelle Dang, Rose Rimler, Meryl Horn, Laura Morris and Sinduja Srinivasan. We’re edited by Blythe Terrell with help from Caitlin Kenney. Fact checking by Diane Kelly. Mix and sound design by Peter Leonard. Music written by Peter Leonard, Marcus Bagala, Emma Munger, and Bobby Lord. A huge thanks to all the researchers we got in touch with for this episode, including Dr. David Simons and Benjamin Burford. And special thanks to the Zukerman family and Joseph Lavelle Wilson.