The World Economic Forum warned in a report that advances in robotics, artificial intelligence, 3D printing, and other modern technologies are currently likely to lead to a net loss of 5.1 million jobs worldwide by the year 2020.

Two schools of economic thinking have been engaged in a debate about the potential effects of automation on jobs, employment and human activity: Will new technology spawn mass unemployment, as the robots take jobs away from humans?

A chart of study predictions about job creation/loss as a result of automation, including when the study was performed, by who, the scale of the study, and predictions.