Those observations are perfectly compatible with a model where expertise and writing ability are completely uncorrelated (or even inversely correlated once you control for intelligence), and that people are naturally more likely to read good writers, so when thinking about experts, experts that are also good writers are more likely to spring to mind.
Those observations are perfectly compatible with a model where expertise and writing ability are completely uncorrelated (or even inversely correlated once you control for intelligence), and that people are naturally more likely to read good writers, so when thinking about experts, experts that are also good writers are more likely to spring to mind.
Thanks!