What Makes a World-Class Investor? Thesis creep causes investment performance to suffer, says Cypress Funds's Michael Wang. Here top managers share the traits that are most common among the best investors. Related Articles Norway Tops Japan as World’s Largest Asset Owner James Comtois European Managers Increasingly Turn to Active ETFs Despite Lack of Tax Benefits John Crabb How ETFs Can Ease the Complexity of Duration Management Sponsored by Northern Trust Asset Management