Steve Kerr knows about basketball. He is a seven-time NBA champion, winning three with the Chicago Bulls and two with the San Antonio Spurs as a player, and a further two titles with the Golden State Warriors as head coach. Kerr’s depth of knowledge is obvious and unquestionable, but as coaches what can we learn from his coaching interactions and approaches? Let’s start off by watching a video featuring Steve Kerr. In this clip, Kerr is sharing some live statistical data with star player Steph…