http://www.dailymail.co.uk/pages/live/articles/health/healthmain.html?in_article_id=480952&in_page_id=1774&in_a_source=
I believe that I have read German scientist (a.k.a. NAZI) were studying this issues. Seems like they were right yet again. Aryan science trumps jew voodoo again.
The jew would have use believe the facial scans are just detecting social constructs.