Which comedian published the book "Revolution" in 2014?

Russell Edward Brand (born 4 June 1975) is an English comedian, actor, radio host, author, and activist.

Since guest editing an edition of British political weekly New Statesman in 2013, Brand has become known as a public activist and campaigner, and has spoken on a wide range of political and cultural issues, including wealth inequality, addiction, corporate capitalism, climate change, and media bias. In 2014, Brand launched his political-comedy web series The Trews, released a book entitled Revolution, and began work on a documentary about financial inequality with Michael Winterbottom.