Beyond “More Parental Alienation Science”: Evidentiary Governance, Social Welfare Risk, and Credibility-Cue Laundering in Contested Family-Law Domains

Contested domains in family law are increasingly shaped by credibility-cue laundering, in which low-quality research or argument acquires institutional influence through surface signals of authority (for example, DOI assignment, “peer-reviewed” labelling, platform branding, and citation or download metrics). Where these cues obscure differences in evidentiary quality, legal and policy actors may treat contested claims as decision-relevant evidence even when integrity signals are weak.In this ecology, producing more high-quality research is necessary for scientific credibility but insufficient for reducing the spread and institutional impact of low-quality claims. The parental alienation (PA) field is an example of a contested domain. It attracts critique ranging from methodologically robust challenges to rhetorically amplified claims that rely primarily on surface credibility cues rather than defensible evidentiary standards. This article does not treat critique of PA as misinformation per se; rather, it distinguishes legitimate critique from critique that relies on misleading credibility cues, low-integrity publication pathways, or poor evidentiary standards. In some cases, such critique may be mobilised as misinformation in legal, welfare, and policy forums, with potentially serious consequences for affected parties, including children. This article offers two case studies of misinformation proliferation and institutional response. It assesses their implications using a framework for analysing misinformation and proposes safeguards relevant to family law, social welfare, and policy actors working in contested evidentiary domains.