Last season, at the All-Star break, I published a list of best and worst managers in Chicago White Sox history. At that point, Ricky Renteria had managed just more than one-and-a-half seasons with the White Sox — and the numbers placed him as the team’s second-worst manager of all time.
But the three months remaining in the 2018 season represented a quarter of Renteria’s two-year managerial career on the South Side, so there was ample opportunity for him to improve his standing.
And, as you’ll see, that’s just what Renteria did. He’s still not great by any stretch, but he’s reached, in two seasons, roughly “Robin Ventura level.