Suzanne LaBarre 09.23.11 12:45 AM The surprise star at Facebook's f8 conference was Nicholas Felton, whom Facebook's head product developer credited with inspiring the layout of the revamped Facebook. How'd that happen?! Newsletter Get the latest Fast Company stories delivered to your inbox daily. Send I'd also like to receive special Fast Company offers ARE YOU REGISTERED TO VOTE? Register now to make sure you have a voice in the election.