Graham Walker
THE OFFICIAL ROCK PAPER SCISSORS STRATEGY GUIDE (Fireside, 2004)

Douglas and Graham Walker are brothers and leaders of the World RPS Society and organizers of the annual RPS International World Championship. They are widely considered to be the leading experts on the theory, practice and cultural significance of Rock Paper Scissors. They have been featured on radio, print and television outlets across the world including NPR, CNN, NBC, Discovery Channel, Game Show Network, Boston Globe, Rolling Stone and many more.