Muhtar Kent, CEO of Coca-Cola.

Sylvia Ann Hewlett and Ripa Rashid, authors of "Winning the War for Talent in Emerging Markets: Why Women Are the Solution."

Jib Ellison, founder of Blu Skye and coauthor of the HBR article "The Sustainable Economy."

Fred Reichheld and Rob Markey, authors of "The Ultimate Question 2.0."

Rick Ridgeway, vice president of environmental initiatives at Patagonia.

Robert S. Kaplan, Harvard Business School professor and coauthor of the HBR article "How to Solve the Cost Crisis in Health Care."

Michelle Bachelet, former President of Chile, executive director of UN Women.

Robert Kaplan, Harvard Business School professor and author of "What to Ask the Person in the Mirror."

Rafi Mohammed, pricing strategy consultant and author of "The 1% Windfall: How Successful Companies Use Price to Profit and Grow."

Rob Cross, associate professor at the University of Virginia's McIntire School of Commerce and coauthor of the HBR article "A Smarter Way to Network."