Cause of death: skin cancer
William Moulton Marston (May 9, 1893 – May 2, 1947), also known by the pen name Charles Moulton (), was an American psychologist who, with his wife Elizabeth Holloway, invented an early prototype of the polygraph. He was also known as a self-help author and comic book writer who created the character Wonder Woman.
Two women, his wife Elizabeth Holloway Marston, and their polyamorous life partner, Olive Byrne, greatly influenced Wonder Woman's creation.
He was inducted into the Comic Book Hall of Fame in 2006.
Source : Wikipedia