Politicians are overwhelmingly from the credentialed class. See https://www.forbes.com/sites/michaeltnietzel/2021/01/08/the-college-profile-of-the-new-members-

Politicians are overwhelmingly from the credentialed class. See https://www.forbes.com/sites/michaeltnietzel/2021/01/08/the-college-profile-of-the-new-members-in-the-117th-congress/?sh=7f766a2c3b10 https://www.forbes.com/sites/michaeltnietzel/2021/01/08/the-... for US data. I expect the skew towards college to be similar in other Western countries. An interesting question is why do so many noble university liberals turn into icky politicians?