Robert Gorwa is the author of a new book titled The Politics of Platform Regulation: How Governments Shape Online Content Moderation, published by Oxford University Press. (The book is available open access- download a free copy here.) It is an analysis of how and why governments around the world engage in platform regulation. The lessons he draws from case studies of key regulatory developments in Europe, the United States, New Zealand, and Australia help explain the adoption of different regulatory strategies by these governments and the underlying politics that shape their approach.