The Cafcass collect and maintain administrative records of all public family law cases in England and represents the interests of children and young people in the family court. They use information from administrative data, such as court records and healthcare data, as well as interviews with anyone involved with families around the young people. The Cafcass Wales and England dataset was formed in 2001, and Cafcass Wales became it's own dataset in 2005. Between 1 April 2007 and 31 March 2019, Cafcass captured information on approximately 172,100 public family law cases, involving 282,300 children, and 249,500 adults (of which 289,300 are recorded as biological parents).

Recruitment is ongoing