Every year 1.3 million U.S. high school students drop out of school with one quarter of female students failing to graduate on time. Female dropouts are more likely to be unemployed, to earn less when they are employed, to become pregnant before the age of 20, to become obese, to smoke, and to drink more heavily than their male counterparts. This…

IT IS PROPOSED THAT MENTAL RETARDATION IS NOT NECESSARILY CAUSED BY A GENETIC FACTOR OR BY BRAIN INJURY, BUT MAY BE CAUSED BY THE CULTURAL ENVIRONMENT IN WHICH CHILDREN ARE RAISED. WHEN CHILDREN ARE LEFT IN PSYCHOSOCIALLY DEPRIVED HOMES, THEIR RATE OF DEVELOPMENT WILL TEND TO DECLINE. IF, AT AN EARLY AGE, THEY ARE PLACED IN A SCHOOL FOR A FEW…