Inside HBO’s Game of Thrones: Seasons 3 & 4 is a companion book about the Game of Thrones TV series adaptation produced by HBO. It is a sequel to Inside HBO's Game of Thrones, which provided behind-the-scenes interviews and information about the production of Season 1 and Season 2 of the TV series, and was written by scriptwriter and loremaster Bryan Cogman.
The sequel contains new behind-the-scenes interviews and information from the production of Season 3 and Season 4, and was written by Cat Taylor, the former personal assistant to showrunners David Benioff and D.B. Weiss. She is best known to fans as the original writer of the "Making Game of Thrones" official HBO production blog (which she stopped writing for by the end of Season 4). The book includes a preface by Benioff and Weiss. It will go on sale in Fall 2014.