sentence: Particularly with regard to previous behavioral data that suggested the reduction of audio – visual integration in synesthetes as indicated by a reduced number of audio – visual illusions ( Neufeld et al ., 2012c ; Sinke et al ., 2012b ) and the reduction of multisensory facilitation in speech perception ( Sinke et al ., 2012b ) , we expected global effects related to the behavior and the EEG signal.On the behavioral level , we didn ’ t find any effects between groups in the experiment .