This brief and flexible introductory level text is designed to illustrate the power of logic as a tool for critical thinking in various facets of life by increasing students' ability to understand, analyze, evaluate, and construct arguments.The Power of Logicprovides balanced coverage of informal logic, traditional categorical logic, and modern symbolic logic. The authors' direct and accessible writing style, along with a wealth of relevant examples and imaginative exercises, make this an ideal text for today's logic classes.