David Blatt and Steve Kerr became the first newcomer coaches to go head to head in an NBA finals since the first-ever edition before 1948 .
While there have been other rookie head coaches who have reached the NBA Finals in the past , Blatt and rival coach Steve Kerr of the Golden State Warriors are the first pair of rookie NBA coaches to face each other in the NBA Finals since the first year of the NBA 's existence , in 1947 .
David Blatt