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 Actually, Private Equity Firms Have Little to Fear from Litigation by Retail Investors Michelle Celarier IWIN: A Win-Win for the Insurance Investment Industry Podcast- Inverting Risk and Capturing the Spread: Merger Arbitrage Explained Sponsored by Fidelity Investments