Before revision:  In this paper, I propose a novel way to rationally play games of conflict and cooperation under the Principle of Free Will - players are free to cooperate to coordinate their actions or act independently . Anyone with a basic game theory background will be familiar with the setup in this paper, which is based on simple game trees. In fact, one hardly needs any mathematics to follow the arguments .
After revision:  In this paper, I propose a novel way to rationally play games of conflict and cooperation under the Principle of Free Will - players are free to cooperate to coordinate their actions or act independently .