Children play a crucial role in today's economy. According to some estimates, children spend or influence the spending of up to $500 billion annually. Journalists, sociologists, and media reformers often present mass marketing toward children as a recent fall from grace, but the roots of children's consumerism -- and the anxieties over it -- date back more than a century. Throughout the twentieth century, a wide variety of groups -- including advertisers, retailers, parents, social reformers, child experts, public schools, and children themselves -- helped to socialize children as...