Well, in this particular case, the ‘new’ knowledge is the new
mainstream viewpoint, and this new mainstream viewpoint seems
already present in Wikipedia (the article mentions the article on
Wernicke’s area).
So while it may sometimes be hard to change things in Wikipedia,
the difficulties you mention do not seem to apply in this case. I
would make the change myself if I were more knowledgable in this
area
Well, in this particular case, the ‘new’ knowledge is the new mainstream viewpoint, and this new mainstream viewpoint seems already present in Wikipedia (the article mentions the article on Wernicke’s area).
So while it may sometimes be hard to change things in Wikipedia, the difficulties you mention do not seem to apply in this case. I would make the change myself if I were more knowledgable in this area