This book introduces the fundamental methods and techniques of correct reasoning, in a manner that shows the relevance of the topics to readers everyday lives. Many new exercises introduced in this edition help supplement and support explanations, aid in review, and make the book visually stimulating. Includes many fascinating illustrations taken from the history of science as well as from contemporary research in the physical and biological sciences, plus introduces an abundance of new exercises throughout, complete with solutions for the first exercise in a set.Appropriate for those in business, education, political, or psychology careers.