Professor Ilan Dinstein of Israel’s Ben Gurion University has developed a method of detecting children with autism spectrum disorder (ASD) from the early age of 18 months. He tracks eye-movements of children watching films. ASD children have significantly more idiosyncratic gaze patterns.
https://aabgu.org/bgu-professor-making-strides-in-autism-early-diagnosis/#8230;-early-diagnosis/