When Walter Schloss founded the funds management firm that bore his name in 1955, markets were a very different place. Schloss harnessed the power of Ben Graham's "net-nets" strategy and managed to outperform the market by more than 5% p.a. over the next 45 years. But could such a simple strategy work in today's deeply researched markets? Steve Johnson, Chief Investment Officer of Forager Funds thinks so. But why isn’t every fund manager pursuing this strategy?

“I still know people who are making exceptional returns doing that… Does it still work? Yes, it absolutely still works if you’ve got $500,000 or $1 million dollars.”

In this week’s episode of The Rules of Investing podcast, we discuss the biases that fund managers and private investors are most susceptible to, how to separate luck from skill, and his approach to properly valuing a business.