Question: The author of "Personal Foul: A First-Person Account of the Scandal That Rocked the NBA" refereed in the NBA for how many seasons?
Sentence (from "Personal Foul (book)"): Donaghy, who had resigned from the league as a central figure in the 2007 NBA betting scandal, describes his involvement in and inner workings of the scandal, as well as his gambling addiction.
Relevant evidence: No