lieved that，whereas gestures do not cross cultural boundaries well，many more facial expressions than Darwin's half-dozen are shared worldwide．___________(47)．The Mind Reading is a systematic record of each of these expressions being acted out．

　　The project was conceived by Professor Simon Baron-Cohen of the autism research centre in Cambridge as an aid for people with autism，who have difficulty both reading and expressing emotion．But it quickly became apparent that it had broader uses．Novelists，actors and portrait painters all need to draw upon a wide range of emotional expression，and teachers could use it for classes in personal and social development．

　　Baron-Cohen's team first had to decide what counted as an emotion．________(48)．Using thisdefinition，1，512 emotion terms were identified and put to a panel who had to decide if each repre． sented a separate emotion，or if they were synonyms．That list was whittled down to 412，arranged in24 groups．from"afraid"to"wanting"．

　　Once the emotions were classified．a DVD seemed the most efficient way to display them．In Mind Reading，each expressions is acted out-six times，by six different actors-in three seconds．

　　_______(49)．The explanation for this is simple：we may find it difficult to describe emotions using words，but we instantly recognize one when we see it on someone's face．"It was really clear when the actors had got it right，"says Cathy Collis，who directed the DVD．

　　BUt though we find it difficult to describe many emotions，we instantly recognize one when we see one．"Even when the actors were strnggling to get an emotion，there was a split second when it was absolutely there．It was really clear when they'd got it，"Cathy Collis，who directed the DVD． "Although the actors were given some direction，they were not told which facial muscle they should move．"She added__________(50)For example，when someone feels contempt，you can't say for certain that their eyebrow