I suppose you're right about the number of knowledge skills.
Also, lol ? I too am a man of great virtue, and of my many qualities it is my humility of which I'm most proud.
"Social Studies" feels a little elementary-school to me ... also, there's considerable overlap with Humanities. Are there any other things we can group with Psychology to make a category? The goal is to have separate knowledge skills for mind and body, right? To allow for two applications of psionics?