standardized testing A testing mess across the pond Kaiser takes a glance at the A-Levels controversy in the U.K.
Covid-19 The shift to antibody testing is a choice of death over life Kaiser looks at the ins and outs of antibody testing.
Tests Why tests are not perfect Kaiser explains why testing can't be perfect. Typically, the test itself can't be perfect; but also errors arise from outside the labs.
Chapter 2 Eight unanswered questions about the coronavirus Kaiser Fung discusses eight unanswered questions about the coronavirus.