I guess 8 years younger then now
Frederick Taylor's Scientific Management Theory. Hope this helps!
I believe the answer is: <span>nonverbal behaviors
For example, stutter and inability to maintain eye contact could be considered as a sign that the person lying.
On top of that, liars often shows signs of physical discomfort while doing it such as causing them to touch the back of the neck or constantly scratching their heads.</span><span />
