Tabla de Contenidos: “…Toward a socially relevant science : notes on the history of child development research / Psychologizing the third R : Hall, Dewey, Thorndike, and Progressive Era ideas on the learning and teaching of arithmetic / rise of English-only pedagogy : immigrant children, progressive education, and language policy in the United States, 1900-1930 / Raising "precocious" children : from nineteenth-century pathology to twentieth-century potential / When physicians and psychologists parted ways : professional turf wars in child study and special education, 1910-1920 / In the voices of delinquents : social science, the Chicago Area Project, and a boys' culture of casual crime and violence in the 1930s / whole child : social science and race at the White House conference of 1930 / White teachers and the "black psyche" : interculturalism and the psychology of race in the New York City high schools, 1940-1950 / children of Brown : psychology and school desegregation in midcentury America / "Training" the baby : mothers' responses to advice literature in the first half of the twentieth century / Bringing up boys : science, popular culture, and gender, 1890-1960 / Coda : the sciences of childhood…”