Analytics-business interaction More case-counting puzzles Kaiser looks at some details about case counting in vaccine trials.
Cause-effect Open questions of the pandemic, part 3 Kaiser posts another pair of questions, showing that we don't have answers for basic questions about the pandemic.
Aggregation Open questions of the pandemic, part 2 Kaiser continues to discuss open questions of the pandemic, including questions raised by a recent White House graphic.
Analytics-business interaction Changing metrics when you dislike the results Kaiser reacts to New York Governer's attempt to re-define what counts as a Covid-19 case.