Wonder Woman is a superhero created by the American psychologist and writer William Moulton Marston, and artist Harry G. Peter. Marston's wife, Elizabeth, and their life partner, Olive Byrne, are credited as being his inspiration for the character's appearance. Wonder Woman appears in American comic books published by DC Comics. The character is a founding member of the Justice League. The character first appeared in All Star Comics #8 published October 21, 1941 with her first feature in Sensation Comics #1 in January 1942. The Wonder Woman title has been published by DC Comics almost continuously ever since. In her homeland, the island nation of Themyscira, her official title is Princess Diana of Themyscira. When blending into the society outside of her homeland, she sometimes adopts her civilian identity Diana Prince.