The management of poor performance in doctors poses considerable challenges to both employing organisations and educational bodies. The problem is complex and goes beyond a simple question of ability, since personality, motivation and organisational factors all impact on individual performance. In this paper, Cohen, Rhydderch and Cooper take us through the diagnostics and delivery of remedial training, which, they argue, is a multiprofessional activity, based around an individualised plan, with clarity and client engagement essential every step of the way.