Check out this article (the link courtesy of Chris!) from PhysOrg.com.
1 second = 1000 milli-seconds
https://www.eyesforlies.com/wp-content/uploads/2015/02/black-logo-smaller.jpg00Eyes for Lieshttps://www.eyesforlies.com/wp-content/uploads/2015/02/black-logo-smaller.jpgEyes for Lies2009-07-03 09:38:002009-07-03 09:38:00200 Milliseconds to Interpret Facial Expression