This Monograph addresses three 1) How can we best describe childhood personality? 2) How is personality related to the child’s successes and failures? 3) What sort of factors are related to personality development? Uses a longitudinal analyses of thousands of children from across the United States to define the three personality types that best describe resilient, over-controlled, and under-controlled. Studies the relationship between personality type and children's successes and failures Explores how the stresses characteristic of poverty affect children's personality development