MODEL RELEASED. Speech therapy. Person with aphasia practising producing sentences during a session with a speech therapist. The man must describe what is happening in the photograph in front of him. Speech therapy can help many people with speech or language problems. Aphasia is a condition in which the patient has problems with speaking, understanding, reading or writing. It can affect people as they age, or after an illness such as a stroke. Photographed in the Aphasia Clinic of Newcastle University's Speech Therapy Department, England.