This month’s episode examines one of the classic studies from the Tavistock Institute, Isabel Menzies’ “A Case-Study in the Functioning of Social Systems as a Defence Against Anxiety.” This famous study of how a teaching hospital developed odd and somewhat dysfunctional methods for protecting its nurses from anxiety and stress by effectively isolating nurses from the patients to prevent emotional attachment. Nursing students witnessing these methods in practice found them in violation of their expectations regarding care and their professional calling, and were quitting. What were these methods and why did they come about?