Question: Who was the  American professional basketball player for the Dallas Mavericks of the National Basketball Association (NBA) that read and spoke positively of The 21 Irrefutable Laws of Leadership: Follow Them and People Will Follow You?
Sentence (from "Harrison Barnes"): Harrison Bryce Jordan Barnes (born May 30, 1992) is an American professional basketball player for the Dallas Mavericks of the National Basketball Association (NBA).
Relevant evidence: Yes