When a decision really matters, two of the most important questions that we can ask are: what do we know and how do we know it? Unfortunately, we are often not very good at answering them, choosing instead to believe what we wish to be true. What Do We Know and How Do We Know It? examines the following questions: (1) What forces are at work when we think or reason about an issue? (2) How are we manipulated to believe and act in certain ways? (3) How...