Whiteboard Psychology - "Thinking, Fast and Slow" (2011) by Nobel laureate Daniel Kahneman is the definitive book on System 1 and System 2 cognition. You can read an excerpt of it here:
![Disciplined Systematic Global Macro Views: Kahneman's System 1 and System 2 Thinking Explains Why Systematic Trading Useful Disciplined Systematic Global Macro Views: Kahneman's System 1 and System 2 Thinking Explains Why Systematic Trading Useful](http://1.bp.blogspot.com/-LUzwcT4XSe4/VHaDc86pLII/AAAAAAAAFlI/N4_lDhOwhSI/s1600/Screen%2BShot%2B2014-11-26%2Bat%2B8.47.39%2BPM.png)
Disciplined Systematic Global Macro Views: Kahneman's System 1 and System 2 Thinking Explains Why Systematic Trading Useful
![Disciplined Systematic Global Macro Views: Kahneman's System 1 and System 2 Thinking Explains Why Systematic Trading Useful Disciplined Systematic Global Macro Views: Kahneman's System 1 and System 2 Thinking Explains Why Systematic Trading Useful](http://4.bp.blogspot.com/-zim4Gv3rabo/VHaJ1yOdbVI/AAAAAAAAFlg/sRRwKoNuM3w/s1600/Screen%2BShot%2B2014-11-26%2Bat%2B9.16.21%2BPM.png)