because so much of our power to influence things comes from our ability to interact with people: "how to read a person like a book" http://www.amazon.com/How-R

because so much of our power to influence things comes from our ability to interact with people: "how to read a person like a book" http://www.amazon.com/How-Read-Person-Like-Book/dp/B000SABROU/ http://www.amazon.com/How-Read-Person-Like-Book/dp/B000SABRO... and the classic dale carnegie "how to win friends and influence people" http://www.amazon.com/How-Win-Friends-Influence-People/dp/1439167346/ http://www.amazon.com/How-Win-Friends-Influence-People/dp/14...