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.
Covid-19 Common misreading of data with time lags Kaiser reminds you that the media told us Delta was less severe, and they got it wrong.
Chapter 4 Why FDA says stick to the test Kaiser explains why FDA doesn't think we should just start swabbing our throats instead of our noses.
Data What's smelling fishy? Maybe your data Kaiser answers a reader's question about diagnosing data problems.