Comment Re:Linked? Via "Post hoc, ergo propter hoc" (Score 1) 50
Quite so. Measuring anything quickly changing requires relevant reference points. Using age might be convenient, but requires justification especially in something as bursty as human development.
Doing otherwise invites fishing for desired conclusions in a pool of data. Experts know they should not be trusted and need to prove up. Anyone who claims "Trust the Experts" does not understand expertise.