Such diverse thinkers as Lao-Tze, Confucius, and U.S. DefenseSecretary Donald Rumsfeld have all pointed out that we need to beable to tell the difference between real and assumed knowledge. Thesystematic review is a scientific tool that can help with thisdifficult task. It can help, for example, with appraising, summarising, and communicating the results and implications ofotherwise unmanageable quantities of data. This book, written by two...