Why are so many of the superhero myths tied up with loss, often violent, of parents or parental figures? What is the significance of the dual identity? What makes some superhuman figures "good" and others "evil"? Why are so many of the prime superheroes white and male? How has the superhero evolved over the course of the 20th and early 21st centuries? And how might the myths be changing? Why is it that the key superhero archetypes - Superman, Batman,...