Joining Coca-Cola and Dr. Pepper Snapple Group via the Clinton Global Initiative (CGI), the PepsiCo CEO has promised to reduce by 20% the number of calories Americans consume in soft drinks by 2025–despite skepticism from Wall Street. CLAIMS TO FAME She’s helped execute a major overhaul of Pepsi by buying Tropicana, merging with Quaker to get Gatorade and putting PepsiCo on an innovation diet.