Reading the Virtual Classroom Is Hard, but It Can Be Done

It wasn’t until several years later that a scientist, after conducting several experiments, realized that the animal was able to read nonverbal cues from the audience: facial expressions, eye contact, posture, even the release of a held breath. When a question was asked, Clever Hans was able to tell who in the audience knew the correct answer, and by tapping on the floor, what the correct answer was based on subtle changes in body language.
Read more...

;