Mine would be Soros. I believe the man has insight into financial markets that people are still trying to understand.
Paul Tudor Jones I would ask him to SHOW me what he learned on the floor of the cotton exchange it is the bases for everything he does imo.
We spoke about something else, an abiding lifelong interest of his which I share. He did say at one point, "markets naturally go like this" and he drew a wave pattern in the air with his finger.