According to newspaper reports, researchers are exploring links between a girlhood characterized by “princess culture,” and womanhood fraught with narcissism, materialism, and overspending. No adult behavior can be explained solely by one thing—human beings are complicated creatures. But these researchers are on to something. We pass cultural values on through the stories we tell and the toys we give to children. The messages they take away from what they see, hear, and experience contribute to their understanding of the world and how it works.