Productivity follows from the abilities and efforts of people chosen to lead organizational activities and do particular tasks. Decision usefulness follows from use of information available at the time the decision is made and knowledge of the prior validity of that information. So you want more productivity ... here's how ... teaches organization leaders what kinds of information are needed to make valid decisions, how to gather that information, and how to convert valid-information-in-hand into decisions that deliver improvements in productivity. The second edition adds a chapter speaking to skeptics asking "Are these inferences justified?"