2 formerly obese economists who lost a combined 120 pounds in 18 months relied on a controversial weight-loss strategy

Courtesy of Simon and Schuster Christopher Payne and Rob Barnett are the authors of "The Economists' Diet." In the book, they argue that, if you're trying to lose weight, you need to step on the scale every day. Their argument is supported by some recent research. But some experts say weighing yourself daily can be confusing and demotivating. The way Christopher Payne sees it, when you're trying to lose weight, "You're basically a scientist of your own body." Payne is the author, along with Rob ...