A ndreas Halvorsen is a Norwegian billionaire and one of the world's most successful hedge fund managers. He is a co-founder and the Chief Executive Officer of Viking Global Investors, a Connecticut-based firm known for its intensive, research-driven approach to stock picking. A graduate of the Norwegian Naval Academy, Halvorsen served on a Norwegian Navy SEAL team before attending Williams College and Stanford Business School.

Halvorsen is a prominent "Tiger Cub," a term for the many successful hedge fund managers who honed their skills working for the legendary investor Julian Robertson at his firm, Tiger Management. In 1999, along with two other former Tiger analysts, he founded Viking. The firm has become one of the largest and best-performing equity-focused hedge funds in the world, managing tens of billions of dollars. Halvorsen's investment philosophy is centered on deep fundamental analysis to identify high-quality companies with long-term growth potential.