The benefits of early intervention for very young children with autism are now well established. Hand and hand with these interventions is the necessity of psychometrically sound diagnostic tools. Not only should these tools be instrumental in differentiating developmentally delayed and other at risk infants. These measures should also be…

The current study reviewed all prior studies conducted on family home movies of infants who would be later diagnosed with autism spectrum disorder (ASD). Out of 41 original reports found since 1975, we retained 18 studies (317 films, maximum), sorted according to their methodological design using a quality grid. In the first 2 years of life, signs…