Explore the profound role of suppositional reasoning in practical deliberation, explanation, prediction, and hypothesis testing with “For the Sake of the Argument.” This seminal work by The Bookish Owl delves into Ramsey Test conditionals, inductive inference, and nonmonotonic reasoning, arguing that suppositions are more critical to decision-making than commonly acknowledged. Essential reading for philosophers and logicians focused on conditionals, decision theory, and inductive inference. It also offers valuable insights for artificial intelligence professionals working on expert systems, default reasoning, and nonmonotonic logic. Discover a new perspective on reasoning and its applications.