Diane Baird, a social worker and expert witness in juvenile court cases in Colorado, faced scrutiny during a deposition regarding her advocacy for foster children to remain with their foster parents rather than reunifying with birth parents. Baird admitted that her evaluation method, employed for four decades, lacks scientific validation and remains unpublished and unstandardized since the 1980s. She acknowledged being hired by foster parents in the case under review and faced questioning about her credibility and the reliability of her assessments.
https://www.propublica.org/article/expert-in-foster-care-cases-admits-her-method-is-unscientific