Harrison Barnes Wins Teammate Of Year for Dallas Mavericks Posted Aug 19, 2017 Each year, the National Basketball Players Association puts on their own awards for the most recent NBA season where players from around the league vote on each of the unique awards. The only award given out to each team, the Teammate of the Year Award, was announced and the player for the Dallas Mavericks should come to no surprise: Harrison Barnes. (The Smoking Cuban)