Deadline Hollywood is reporting that Martin has inked a new deal with HBO to work on projects outside of Game Of Thrones. He will continue to be the co-executive producer on the show but will also work on new series. Martin is no stranger to TV, he writes an episode of Game Of Thrones each season and has written for other shows in the past before he started on his books.
Season 3 of Game Of Thrones premieres 3/31/13.