Book excerpt: Very few performance improvement products and services deliver everything they promise. So how can you be sure you're getting your money's worth and selecting the right performance solution for your organization's needs? Fortunately, a great deal of research has been done on the various types of performance improvement programs, telling you exactly what works and what doesn't. Turning Research Into Results gathers into one essential book this important research data and guides you on how to use this information to your advantage. Book jacket.