The Power of Critical Thinking: Effective Reasoning About Ordinary and Extraordinary Claims, Seventh Edition, provides the broadest range of tools to show students how critical thinking applies in their lives and the world around them. It explores the essentials of critical reasoning, argumentation, logic, and argumentative essay writing while also incorporating important topics that most other texts leave out, such as "inference to the best explanation," scientific reasoning, evidence and authority, visual reasoning, and obstacles to critical thinking.