Gail Simone first caught the attention of the comics world on the Internet, where her popular humor column "You'll All Be Sorry!" was featured on Comic Book Resources. Soon after she was writing The Simpsons for Bongo Comics, which led to work at Marvel Comics as the writer on Deadpool.
Following her Marvel work, Simone began working for DC, where she is best known for her run on Birds of Prey. Her long list of work at DC includes Action Comics, Teen Titans, Villains United, Secret Six, Wonder Woman, The All-New Atom, Gen13, and Welcome To Tranquility. Her most recent projects include Batgirl and The Movement for DC, Red Sonja for Dynamite, and Tomb Raider for Dark Horse.