Gail Simone is an American comic book writer. She started working for Bongo Comics on the Simpsons Comics in 2000. After working for Oni Press, Simone was hired by Marvel Comics and worked on the title Heroes and later on Deadpool. Her first published work for DC Comics was in 2003 on the title Birds of Prey and later she worked on many other titles including Secret Six (Volume 3).
Most recently she has been working for Dark Horse Comics and Dynamite Entertainment on the title Red Sonja and Swords of Sorrow. For DC, she has contrubited for the Secret Six (Volume 4) title, as well as the Convergence: Nighwing/Oracle saga.