Infant Feeding, Non-nutritive Sucking and Speech Development

Inclusion Criteria: * Children aged 2;0-5;6 on current speech and language therapy clinical caseloads in Hampshire (Solent NHS Trust) who have a diagnosis of speech sound disorder. Exclusion Criteria: * Genetic Disorder (including Downs Syndrome and other identified syndromes) Other congenital anomaly (e.g Cerebral Palsy, Global Developmental Delay) Diagnosed Learning Disability Permanent Hearing Loss (Sensorineural) Cleft lip and/or palate and/or submucous cleft palate Premature birth (before 37 completed weeks gestation) English as second or additional language