Here is an explanation of this weekly feature. This entry lists the best and worst for the past 30 days of the 2016 regular season, through games of Sunday, September 18. Comment of the week:… Read more »

Here is an explanation of this weekly feature. This entry lists the best and worst for the past 30 days of the 2016 regular season, through games of Sunday, July 31. Comment of the week:… Read more »

Here is an explanation of this weekly feature. This entry lists the best and worst for the past 30 days of the 2016 regular season, through games of Sunday, June 5. Comments of the week:… Read more »

Here is an explanation of this weekly feature. This entry lists the best and worst for the past 30 days of the 2016 regular season, through games of Sunday, May 29. Comment of the week:… Read more »

Here is an explanation of this weekly feature. This entry lists the best and worst for the past 30 days of the 2016 regular season, through games of Sunday, May 22. Comment of the week:… Read more »

Here is an explanation of this weekly feature. This entry lists the best and worst for the past 30 days of the 2016 regular season, through games of Monday, May 16. Comment of the week:… Read more »

Here is an explanation of this weekly feature. This entry lists the best and worst for the last 30 days of the 2015 regular season, through games of Sunday, October 4. Comment of the week:… Read more »

Comment of the week: Here’s where the five American League pitchers with the best ERAs over the past 30 days were at the beginning of the season: Suspended, Class AA, Majors, Disabled list, Class AA.

Comments of the week: The five American League pitchers with the best ERAs over the past 30 days had an average won-lost record of 8-7 last year, and the top two are rookies. The five American League pitchers with the worst ERAs over the past 30 days had an average record of 16-9 last year.

Comments of the week: (1) Toronto and Boston have the best and third-best records in the American League over the past 30 days. The reason is offense. The two teams have at least three of the top five hitters over the past 30 days in batting average, on base percentage, slugging percentage, OPS, home runs, runs scored, and RBI.