Interesting post on the power of touch over at Mind Hacks. Have we outlawed touch, because of the risk of sexual harassment and abuse, only to lose an important element in human communication and encouragement? Interesting application in education and medical treatment.
For romance writers, toward the end of the post is the insight that a man who lightly touches a woman's arm in a club is more likely to connect.
The article reminds me of the monkey troops that groom one another and so reaffirm group bonds. Maybe humans still have this response buried in their psyche?