Yawning is not contagious for children with autism due to their inattention to facial cues, rather than a lack of empathy (

http://www.scientificamerican.com/article.cfm?id=yawning-not-contagious-for-children-with-autism&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+ScientificAmerican-Global+%28Content%3A+Global%29