"Stop Wasting Precious Time and Money You have a complex problem at work, and you know the standard solutions: hire a consultant, enlist a superstar employee, have more meetings about it. In short, spend money and hours to dig your way out. But you've been down this road before-the so-called...

Markets and communities are often compared as alternative forms of knowledge sharing, but the process by which people dynamically transition between them is less understood. As a preliminary study of these transitions, we design a technology that allows geographically distributed participants to...