Benioff and Weiss wrote their episodes with each other one particular wrote the first 50 % of the script with the other writing the 2nd fifty percent. Cogman, who wrote at minimum one episode for the initially 5 seasons, was the only other writer in the writers' room with Benioff and Weiss. Before Cogman's promotion, Vanessa Taylor-a writer throughout the second and 3rd seasons-worked closely with Benioff and Weiss.