In Everyday Life We Must Often Reach Decisions While Knowing That The Outcome Will Not Only Depend On Our Own Choice But Also On The Choices Of Others. These Situations Are The Focus Of Epistemic Game Theory. Unlike Classical Game Theory It Explores How People May Reason About Their Opponents Before They Make Their Final Choice In A Game. Packed With Examples And Practical Problems Based On Stories From Everyday Life This Is The First Textbook To Explain The Principles Of Epistemic Game Theory.