Wikipedia is very far from done in updating articles about psychology[1] or genetics.[2] Most articles on Wikipedia on most topics still need a great deal of work. Even by Wikipedia's own meager standards, few articles have reached "good article" or "featured article" levels of quality.
[1] https://en.wikipedia.org/wiki/Wikipedia:Wikipedia_Signpost/2...
[2] https://en.wikipedia.org/wiki/Wikipedia:Wikipedia_Signpost/2...