Here's what 13 famous tech titans looked like in their yearbook photos

Ever been curious to see what famous tech CEOs and founders looked like before they were famous, back when they were still in high school?

From Apple co-founders Steve Jobs and Steve Wozniak to Microsoft's Bill Gates and Steve Ballmer, we've collected some of the most hilarious, awkward, and (sometimes) suave yearbook photos of some of the world's most famous leaders in tech.

Disclosure: Jeff Bezos is an investor in Business Insider through his personal investment company Bezos Expeditions.