Greg McKeown, author of Essentialism: The Disciplined Pursuit of Less, told HuffPost Live his book grew out of working with people who are really successful.
"Success can become a catalyst for failure," he said at Davos on Saturday.
McKeown said he's met leaders at Davos who have experience with plateauing after achieving professional success. To avoid that, McKeown said, people must find a way to expand their contribution without doing more.
"The whole idea is about doing less, but better," he said.
Below, live updates from the 2015 Davos Annual Meeting: