i strongly recommend the book named "psychology,from a standpoint from behaviourist"
it talks about things as u can see from the title.it will be a little academic,however,it must be an inspiration,especially in behavioral economy.
and [Predictably.Irrational.] is absolutely a great reading for us on account of its view of how people's irrational behavours make the "strange" result,and how can we the use of it!