[anniegetyourgun]

idiology

That's a new word for and yet....it seems to fit....I like it!

[Oldeconomybuyer]

i·de·ol·o·gy   Pronunciation Key  (d-l-j, d-)
n. pl. i·de·ol·o·gies

1. The body of ideas reflecting the social needs and aspirations of an individual, group, class, or culture.
2. A set of doctrines or beliefs that form the basis of a political, economic, or other system.

[TopQuark]

idiology

I agree: this seems to be a good name for the study of idiots. Should be a required course at Berkeley.