The Mask You Live In follows boys and young men as they struggle to stay true to themselves while negotiating America’s narrow definition of masculinity.

Everyone is in favor of high self-esteem — but cultivating it can be surprisingly tough. Psychologist Guy Winch explains why — and describes smart ways we can help build ourselves up.

We hear kids say negative things about themselves all the time: "I'm so stupid!" "Nobody likes me." And, of course, "I'm fat." Or "I'm ugly." Sometimes these things are throwaway lines, or fishing for reassurance.