Memory performance was included as dependant factor. All subjects completed a range of questionnaires measuring personality and affective traits and levels of anxiety: Positive and Negative Affect Schedule (PANAS), State-Trait Anxiety Inventory (STAI), Beck Depression Inventory (BDI), Cheek and Buss shyness Scale (CBSS), Autism Spectrum Quotient (ASQ), Empathy Quotient(EQ),Behavioral Inhibitionactivation System Scale(BASBIS) and Raven Standard Progressive Matrices Test (SPM).