There's a close relationship between higher education and wealth, but some universities can ask their alumni for a bigger donation, based on the size of their personal fortunes.
WealthInsight and Spear's gathered data on millionaires around the world to uncover where they earned a college degree and what fields they studied.
Eight of the 10 universities with the highest number of rich alumni are based in the U.S. Universities in the U.S. account for 62 of the top 100.
The field producing the highest number of millionaires is engineering, though most of the engineering grads made money as entrepreneurs.