In this edition of “Real Conversations,” AQR Capital Management principal and Efficiently Inefficient author Lasse H. Pedersen sits down with Hedgeye CEO Keith McCullough to demystify the “secret” world of active investing.  Pedersen, who is also a finance professor at Copenhagen Business School and NYU Stern School of Business, describes some of the key trading strategies used by top hedge fund managers, many of whom he interviewed one-one-one for his book.