John von Neumann once said, 'There's no sense being exact about something if you don't even know what you're talking about.' In a world that is growing increasingly dependent on highly complex, computer-based systems, the importance of defining what you want to make before making it-that is, knowing what you're talking about-cannot be stressed enough. Here's an innovative book that gives you the understanding you need to give people the solutions they want. The collaborative team of Gause and We