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 "Kris Humphries"): He has also played in the NBA for the Utah Jazz, Toronto Raptors, Dallas Mavericks, New Jersey / Brooklyn Nets, Boston Celtics, Washington Wizards, and Phoenix Suns.
Relevant evidence: No