I read http://www.amazon.com/Guesstimation-Solving-Worlds-Problems-Cocktail/dp/0691129495/ref=pd_sim_b_7 http://www.amazon.com/Guesstimation-Solving-Worlds-Prob

I read http://www.amazon.com/Guesstimation-Solving-Worlds-Problems-Cocktail/dp/0691129495/ref=pd_sim_b_7 http://www.amazon.com/Guesstimation-Solving-Worlds-Problems-... and the attached link delves into far greater theory than the book. Thank you for sharing this with us :-)