About Autism Diagnosis Child Diagnosis Who may be involved with my child's diagnosis? Child and adolescent Psychiatrist: A doctor who specialises in children and young people’s mental health. Clinical psychologist: Someone who can assess your child’s psychological functioning and emotional wellbeing. Educational Psychologist: Someone who works to help your child overcome learning difficulties and behaviour in an education setting. Occupational Therapist: Someone who will support your child with their sensory differences. Paediatrician: A doctor who specialises in children’s health. Paediatric Neurologist: A doctor who specialises in the brain. Speech and language therapist: Someone who helps support speech and communication.