Monthly Archives: December 2020

From Feb to May I observed many deaths from Covid19 graphs that looked like this: I observed this in different populations, and population sizes, around the world. I hypothesized that something was dramatically slowing the spread of the disease long before the … Continue reading →

The Delphi Group at Carnegie Mellon University recently released data on mask-wearing in the United States via a project called a COVIDMap and public API. This is a valuable contribution to the understanding of Covid19 models; actual mask wearing data … Continue reading →