This is one of those books of which I'm ashamed to admit I only just read it. It is, as it says on the back cover of my paperback edition, required reading for anyone working in dance or theatre.
Predictably Irrational is a fun read and if you're unfamiliar with behavioural economics you may do some interesting discoveries about yourself that you can take advantage of. If however you are already familiar with behavioral economics you may find the book a bit flimsy.