18 of the most powerful Harvard graduates alive

From the former US president to the heads of some of the biggest financial institutions in the world, Harvard University graduates have established themselves in powerful positions.

Harvard is known as being one of the best academic institutions in the America.

Both its undergraduate and graduate programs consistently top many higher-education rankings.

For this list, we've included any living person who has a degree from one of Harvard's schools. We looked for those who are currently in positions of major power and influence on a national and global stage.

By no means it is every powerful Harvard graduate, but it's a good place to start.