Gillian Tett
The article discusses renewed interest among policymakers and others around the world in inequality, Economist Thomas Picketty's book on the subject, "Capitalism in the 21st Century," achieved bestseller status in 2014. A survey at the World Economic Forum in January 2014 found that members perceived inequality to be the leading threat to the global economy. U.S. Federal Reserve Chairwoman Janet Yellen has expressed concern about inequality. The author believes a growing gap between the wealthy and the middle class, along with growing concern among economists about questions related to social cohesion and trust, have helped drive the trend.