Autism is a developmental disorder which affects a person’s ability to socialize, communicate and behave. Traditionally, autism was thought to be a psychological or a behavioural disorder but today there is a lot of evidence validating it to be primarily a “neuro-biological” disorder”.

As per a guide created by the American Psychiatric Association, “Diagnostic and Statistical Manual of Mental Disorders (DSM-5)”, people suffering from autism have the following main characteristics: