Frank Partnoy
  • Is Herbalife a Pyramid Scheme?

    Wall Street’s $6 billion mystery: Big investors are making opposite bets about the company’s future.

  • What’s Inside America’s Banks?

    Some four years after the 2008 financial crisis, public trust in banks is as low as ever. Sophisticated investors describe big banks as “black boxes” that may still be concealing enormous risks—the sort that could again take down the economy. A close investigation of a supposedly conservative bank’s financial records uncovers the reason for these fears—and points the way toward urgent reforms.