Unless you were a Hollywood screenplay writer, until 2020, you'd have been called crazy if you'd predicted the world would be shut down and terrified by a simple virus. Now that we've lived through it, what have we learned - and what *should* we have learned? Join Dr. Sarnow (MD, MPH) in trying to make sense of what happened with the Covid pandemic, some thoughts on past outbreaks, and how to prepare for the next one.