Twelve families with fragile X(q27).

Twelve families with fragile X(q27).

Through a community study of boys requiring special education for the severely mentally retarded, 12 families were ascertained in which the fragile X was found to be segregating. By assiduous follow up of these families, it was found that in only four of them could male transmission be ruled out from the grandparents' or great grandparents' generation and that the segregation ratios are disturbed.

Incarceration in fragile families.

Since the mid-1970s the U.S. imprisonment rate has increased roughly fivefold. As Christopher Wildeman and Bruce Western explain, the effects of this sea change in the imprisonment rate--commonly called mass imprisonment or the prison boom--have been concentrated among those most likely to form fragile families: poor and minority men with little schooling. Imprisonment diminishes the earnings o...

“Coparenting in Fragile Families”

Fragile Families and Welfare Reform

Fragile Families: Sample and Design

This paper provides important background information on the Fragile Families and Child Wellbeing Study, and is the first and only paper to provide detailed information on the research methodology and sampling strategies employed. The bulk of the paper is devoted to a detailed description of the threestage sampling process that was used to obtain a nationally representative sample of non-marital...