Researchers in the SECCYD Network collected data on families at 10 sites affiliated with the following universities:
To manage the data, the Network relied on a data coordinating center. In addition, the SECCYD was conducted with the scientific guidance and oversight of the NICHD; the SECCYD scientific coordinator is a researcher at the NICHD, located at the NIH in Bethesda, Maryland.
The SECCYD datasets contain thousands of pieces of information collected over 16 years, which are maintained in an archive at the University of Michigan. Funding for the SECCYD ended in 2009. However, the use and analysis of the data is ongoing.