This article discusses whether teachers should be included in parent-child therapy to treat depressed preschoolers when the caregiver shows signs of affective disorders. The authors argue that teachers could play an important role by supporting the child's emotional and social development at school, as parental affective disorders can negatively impact parent-child interactions. However, complex ethical issues around confidentiality and the teacher's role would need to be considered. Overall, the article explores the potential benefits and challenges of involving teachers in the therapeutic process for young children dealing with a caregiver's mental health issues.