The Second World War lent impetus to the creation of new models and explanatory frameworks of risk, encouraging a closer reading of the relationship between individual psychiatric disorder and social disarray. This article interrogates how conceptions of psychiatric risk were animated in debates around abortion reform to forge new connections between social conditions and psychiatric vulnerability in post-war Britain. Drawing upon the arguments that played out between medical practitioners, I suggest that abortion reform, culminating in the 1967 Abortion Act, was both a response to and a stimulus for new ideas about the interaction between social etiologies and medical pathologies; indeed, it became a site in which the medical and social do...