We’ve had quite a bit of discussion around LW, and OB, on the questions:

• Is there a robust trait, “rationality”, that predicts accurate belief-formation in humans? 
• If so, how can we measure it?  And what kinds of training might help?
• Also, does “rationality” in the above sense help people achieve other goals, such as income, happiness, personal growth, positive relationships, or world-saving?

Rationalists that we are, it’s time to put our experiments where our mouths are.  So here’s my plan: