Behavioral economics is a fascinating field of study - and not only because it zoomed in on human irrationality that occurs outside the domain of emotions. Behavioral economics combines the fields of psychology, economics, sociology and culture into a scientific method that enables us to study lofty topics like happiness, decision-making, planning for the future, default choices, experience vs. memory, and judgment, with rigor previously not thought possible. I am a big fan.
I stumbled upon this great article on Daniel Kahneman in the words of his peers - Steven Pinker, Richard Thaler, Nassim Taleb, and others. Give it a read.