Ella Watkins-Dulaney for Asimov Press.Everyone agreed the problem was very small. That itself was how it got so big.It was called Baseline Drift, which sounded like something that happened to boats when you forget to moor them. It did not sound like something that would reorganize biomedical science, but it did — specifically, the part that depended on knowing what counted as ordinary.Baseline drift meant that nobody could reliably say what a “normal” human outcome looked like anymore.This was a...