It’s a twist even more surprising than the end of Frozen: Disney princesses may not be so bad for children after all. For years books like Peggy Orenstein’s Cinderella Ate My Daughter and studies on the short-term impact of watching, playing with and dressing up as Disney princesses suggested that those fairy tales starring waifish women could have a negative impact on girls’ body image, and the more retrograde princesses—the damsels like Sleeping Beauty and Snow White who do little but wait around to be saved by princes—might reinforce antiquated ideas about women’s helplessness for girls and toxic masculinity for boys. [time-brightcove not-tgx=”true”] Sarah Coyne, a professor and researcher at Brigham Young University, played a major role in the debate over princess culture.