Spontaneous but not explicit processing of positive sentences impaired in Asperger's syndrome: Pupillometric evidence

▶ Pupillary responses vary as a function of emotional prosody processing. ▶ Individuals with Asperger's syndrome show task dependency in prosody processing. ▶ Under spontaneous processing conditions individuals with AS show a negativity bias. ▶ Negativity bias also obtained in behavioral rating data. ▶ Differences between behavioral data and pupillary responses in Asperger's syndrome.