A very good video clearly showing the early signs of autism. The benefits of early intervention are well documented, but many families struggle to get an early diagnosis. This video clearly shows the early signs of autism. Therapies can be started before a formal diagnosis has been received.
http://www.kennedykrieger.org/patient-care/patient-care-centers/center-autism-and-related-disorders/outreach-training/early-signs-of-autism-video-tutorial