If you want to improve your performance as an investor, you need to boost your critical thinking skills.

Studies have shown that the average investor tends to underperform the market. Why does this happen? It all boils down to the way we make decisions.

In this episode of Industry Focus: Financials, The Motley Fool’s Gaby Lapera and John Maxfield dig into how investors, and people more generally, can improve their critical thinking skills and thereby boost the performance of their portfolios.