I would also recommend reading http://lesswrong.com/lw/7e5/the_cognitive_science_of_rationality/ http://lesswrong.com/lw/7e5/the_cognitive_science_of_rationa...

I would also recommend reading http://lesswrong.com/lw/7e5/the_cognitive_science_of_rationality/ http://lesswrong.com/lw/7e5/the_cognitive_science_of_rationa... and perhaps trying out this experiment* http://lesswrong.com/lw/7z1/antiakrasia_tool_like_stickkcom_for_data_nerds/#more http://lesswrong.com/lw/7z1/antiakrasia_tool_like_stickkcom_... * - Am just starting out with this one. so no clear data yet