Beekeeper's son from small North Island town now heads Legatum, an investment firm, venture fund and think tank. Made first fortune when he and brother Richard, also a billionaire, invested proceeds from selling parents' department store in Hong Kong real estate. Together founded investment firm Sovereign Global in Monaco, focusing on transitioning industries in Russia, Latin America and eastern Europe. Brothers amicably split to go solo in 2006. Based in Dubai, Legatum continues investment approach of predecessor with special emphasis on socially sustainable enterprises, such as microfinance; owns a majority stake in Share Microfinance, one of the largest microfinance lenders in India. At one point his investments in India were estimated to be worth $4 billion; In 2009 was reported to be dumping investments there. Founded Legatum Center for Development & Entrepreneurship at MIT, which sponsors students from developing countries who aspire to launch businesses back home.