... 1994. Poverty, violence, and child development: untangling family and com-munity level effects. In Threats to Opti-mal Development: Integrating Biological,Psychological, and Social Risk Factors,ed. ... children,youth and families: a developmental con-textual framework. See Ref. 27. In press3. Andrews MW, Rosenblum LA. 1991. At-tachment in monkey infants raised invariable- and low-demand environments.Child ... the child health and development literature.First and foremost is the lack of a standard set of control variables. Some re-searchers control for occupation, education level, and family structure,...