Comment by SeanReilly on Two More Things to Unlearn from School · 2010-12-22T11:16:34.900Z · LW · GW

Ad hominem is when you stage an attack on one of someone's unrelated characteristics in order to discredit his or her argument. This was not ad hominem at all, it was a pertinent question regarding your credentials to speak on the matter.

SORRY, idiots! (that's not a.h. either)