From Greg Diamond, Editor, Ten Stock Trader:

I was 22.

I had started working at a hedge fund just a few weeks earlier.

My boss had trained under a trading legend. It was a huge opportunity to work with him. I was excited, but aware of the pressure. I wanted to learn as much as I could as quickly as possible.

And one piece of advice from him lead me down an entirely different path than I had first imagined… what would become the beginning of an obsession:

If you want to understand risk, if you want to understand trading, if you want to understand portfolio management… you can’t just focus on fundamentals. It’s not that fundamentals don’t matter. But to get really high returns and really exceptional trading results, you have to understand… how markets move and what markets move, and the psychology behind why markets do what they