Viking Global Investors

Like the Scandinavian seafarers for which he named his firm, Viking Global Investors founder O. Andreas Halvorsen is drawn to water. Before becoming one of the hedge fund industry's best-known managers, the Norway native completed studies at the Norwegian Naval Academy and became a Norwegian Navy SEAL afterward. Halvorsen is one of the most successful of the so-called Tiger Cubs; he spent seven years working at Julian Robertson Jr.'s Tiger Management Corp. Like most Tiger Cubs, Halvorsen maintains an old-school, fundamentally driven value investing approach. But he strays from the pack in other ways, managing a different portfolio from his Tiger Cub peers, who historically run similar books. Halvorsen's savvy investing paid off in 2013…