It gets better — or worse, depending on how we look at it: The most unsettling finding came after the IQ questions were completed, when the researchers asked the kids to write private letters to their peers relaying the experience, including a space for reporting their scores on the problems. To Dweck’s devastation, the most toxic byproduct of the fixed mindset turned out to be dishonesty: Forty percent of the ability-praised kids lied about their scores, inflating them to look more successful. She laments: