Misconduct is still widespread in banking. It often leads to economic and reputational losses and negatively affects trust in the economic and fi-nancial systems. Misconduct is mainly a result of errors in policies and procedures, of mistakes or malpractices in individual behaviours, of fail-ure in management and control systems. Elaborating on the new theory of risk culture in banking, we develop a general framework of errors and failures in banking, on the basis of existing literature and taking into ac-count the empirical evidence that is currently available. Particularly, we focus our attention on the influence of national cultures, the role of the organizational environment, errors and management practices; the im-pact on reputational ...