2014 rank: 36
2013 rank: 37
Graves made the leap to PR as Ogilvy’s Asia-Pacific CEO in 2005, ending a 20-plus-year stint at various media companies. He has long been bullish on the importance of integration with marketing disciplines in the Ogilvy & Mather group and for the last few years has studied neuroscience and behavioral economics to understand the power of messaging on human behavior.