This book equips you with those tools needed to identify errors in others' research and to reduce them to a minimum in your own work. Having a solid grasp of the scientific method and the principles of research design is invaluable in this pursuit. The first half of the book gives an outside-in reader's view of the finished research project and how to assess it, providing an informative, accessible discussion of complex issues and illustrating that all research is susceptible to errors. The second half offers some enjoyable and challenging mental calisthenics. Researchers at all levels will appreciate the variety of content areas and research methods represented in this book.