I know he's not much like the real, but I wanted his head to be a regular rounded rectangle.
2x
Check the other guys too:
Nikola Tesla: http://dribbble.com/shots/1612001-Nikola-Tesla-Infographic-element
Mark Zuckerberg: http://dribbble.com/shots/1612068-Mark-Zuckerberg-Infographic-element
Bill Gates: http://dribbble.com/shots/1612043-Bill-Gates-Infographic-element