In 2015, Essena O’Neill dropped out of social media. After building a popular persona on Instagram (700,000 followers) and YouTube (260,000 subscribers), she wrote: “I spent five years wishing I was this perfect person online and I spent three years every day working really hard at it.” She went on to say that at age 19 she realized her aspirations were misguided, stating, “I think the reality is quite sad.” So Essena left social media behind. One reason? She wanted to be a better role model for her 14-year-old sister who had also been trying to find meaning and identity…