Porter Erisman worked as a vice president at Alibaba Group from 2000-2008, joining the company just as it moved out of founder Jack Ma's apartment. He is the writer and director of Crocodile in the Yangtze: The Alibaba Story, an award-winning documentary about the rise of Alibaba and its famous founder. Erisman is also the bestselling author of Alibaba's World: How a Remarkable Chinese Company is Changing the Face of Global Business. Most recently, he is the author of Six Billion Shoppers: the Companies Winning the Global E-Commerce Boom. An expert on e-commerce in emerging markets, he has consulted to e-commerce companies in Africa, Asia and Latin America and has spoken at high-profile industry events in more than thirty countries.