The Modern Age examines the discourses that have come to characterize adolescence and argues that commonplace views of adolescents as impulsive, conflicted, and rebellious are constructions inspired by broader cultural anxieties that characterized American society in early-twentieth-century America.

The idea of adolescence, argues Kent Baxter, came into being because it fulfilled specific historical and cultural needs: to define a quickly expanding segment of the population, and to express concerns associated with the movement into a new era. Adolescence a term that had little...