The adequacy of parenting is of growing concern for clinicians, educators and politicians alike. This has been accompanied by a growth in parenting interventions. Parent management training is one of the most widely used interventions aimed at improving parenting skills. It has been evaluated extensively over a number of years. However, questions of optimal application within packages of intervention for behaviourally disturbed children remain. This article explores the theoretical basis, effectiveness and clinical implications of parent management training. It is concluded that parent management training needs to be provided based on an ecological model of family processes which addresses the extra-familial as well as the inter-familial variables affecting parenting.