valedictocracy
n.— «This truly will be an administration that looks like America, or at least that slice of America that got double 800s on their SATs. Even more than past administrations, this will be a valedictocracy—rule by those who graduate first in their high school classes.» —“The Insider’s Crusade” by David Brooks New York Times Nov. 21, 2008. (source: Double-Tongued Dictionary)
Further reading
When a teenager went a week without talking as part of a school project, he noticed a surprising side effect: Instead of rehearsing a response to what other people were saying to him, he was focused on listening — and feeling smarter as a result...
In 1968, students at Cheyenne High School in Cheyenne, Wyoming, compiled a collection of their own slang, including the word Clyde, used to refer to one’s head, as in Use your Clyde! This is part of a complete episode. Transcript of “Use Your Clyde”...