Created by the United Nations General Assembly, World Autism Awareness Day occurs on April 2 every year. Autism spectrum disorder refers to a group of complex neurodevelopment disorders. They are characterized by repetitive patterns of behaviour and difficulties with social communication and interaction. The symptoms are present from early childhood. Recently, Children’s Health Policy Centre director Charlotte Waddell, has been co-author of a new study on Autism Spectrum Disorder.  See full text of the article and a link to the study here.