Sally Swartz, PhD, is a psychoanalytic psychotherapist and academic, teaching, supervising and practising in Cape Town, South Africa. She has an enduring interest in the traumatic effects of colonialism, which was the subject of her monograph, Homeless Wanderers: Movement and Mental Illness in the Cape Colony in the Nineteenth Century (2015). Ruthless Winnicott brings together her interest in the history of colonialism in South Africa, psychoanalytic psychotherapy and the decolonial turn.