While he's had some good ideas, such as black swan theory, he also has a long history of inadvertently having his theories contradict each other, promoting junk science, denying actual science, and calling his critics "retards" on Twitter.
That article comes across as one massive ad hominem attack against the guy. It's fine if there's a "Controversy" section, but it's practically the whole article. There's just a little section at the end called "Notable contributions", but the massive first section ("Questionable activity") dominates---not to mention casts judgement on everything.
It was my first exposure to RationalWiki. Color me unimpressed. I'm all for skepticism, but it seems RationalWiki has a very particular agenda, as if the answers are all decided.
The whole point of RationalWiki is that it's a callout site. RationalWiki is first and foremost a well-documented list of science deniers and pseudoscience pushers. Neutrality is counter to its goal.
It might be worth it to provide an overview of Taleb: http://rationalwiki.org/wiki/Nassim_Nicholas_Taleb
While he's had some good ideas, such as black swan theory, he also has a long history of inadvertently having his theories contradict each other, promoting junk science, denying actual science, and calling his critics "retards" on Twitter.