Bernard (Barney) Berelson had a major influence in the application of social science concepts and methods to population policy during the period from 1962 to 1980. This was the period when concern with population problems spread from a relatively small group of scholars and population activists to a much larger, diverse, international group of political and intellectual leaders and to the general public as well. There was an exponential growth in the number of scholars and service personnel in vari ous population and family specialities in this period. Barney came into the field with his...