Viewing profile — catzhang

It just shows that the number of trolls on HN have increased

Don't worry. Asperger's syndrome will be removed from DSM-5 next month. So next month, the person won't have the syndrome anymore...The syndrome won't even exist anymore... http://…

So you are saying that almost all studies in social sciences (e.g. psychology) are invalid because almost all of them require participants to voluntarily sign up for the studies.. …