A speech language pathologist is someone who is trained in working with kids and adults. Everything from working with articulation errors and correcting things to what I do, which is working with people with profound physical impairments and getting them augmentative communication strategies.
Children with cerebral palsy experience brain damage around birth or before birth. So the language of the brain in other words, the way they will move, will be different from typical movements. So by looking at their movements, we will understand that there is something that is wrong in the brain.
Although the brain injury that causes cerebral palsy is nonprogressive, adults with CP can experience a variety of symptoms as they age which often depend on the type of CP they have, as well as the level.