David Benioff was despatched a set of the 1st 4 novels inside the series (A Game of Thrones, A Clash of Kings, A Storm of Swords and also a Feast for Crows) by George R.R. Martin's agent. To begin with sceptical on the fantasy genre, Benioff became a large enthusiast of the guides and invited his Good friend D.B. Weiss to build the project with him