Bickerstaff, 42, replaced John Beilein midway through the 2019-2020 season with the Cavaliers, after having taken over in both Houston and Memphis as interim coach. The Cavaliers won just 19 games in the 2019-2020 season, and 22 games in 2020-2021. Cleveland has improved its win percentage points by .288, the largest increase in the NBA this season.