3236052269_58328bc076_zLast week, we addressed the reversal rate of the Appellate Court districts in civil cases at the Illinois Supreme Court.

Today, we begin taking a closer look at the data.  Even viewed from the District-by-District level, Appellate Court reversal rates are a composite statistic, and therefore may be hiding important insights. Suppose, for example, that

9497252703_7c15a1c787_zYesterday, we addressed the reversal rates of the districts and divisions of the Appellate Court. Now we turn to a related issue.

Reversal rates may conceal the true degree of disagreement on the Court with the decisions coming out of any particular District and division. Reversal is a binary variable: a 4-3 reversal affects a

1388658196_42cbd8134e_zLast week, we addressed the dissent rate in civil cases at the Illinois Supreme Court. This week, we turn to a new aspect of the Court’s decision making.

During the past twenty years, the most frequently cited statistic among observers of the United States Supreme Court has been the “reversal rate” of each federal Circuit.

9684642673_175bcdc7dd_zYesterday, we addressed the Illinois Supreme Court’s rate of dissent in civil cases since 2000. But a 6-1 decision counts as not being unanimous – how many of these cases saw a closely divided Court?

The Court’s percentage of closely divided cases – decisions with two or three dissenting Justices – has remained relatively constant

9721237619_1c160e640e_zLast week, we addressed the issue of the lag time between argument and decision as a predictor of whether the Court’s decision will be unanimous. This week, we address the Court’s dissent rate.

Many scholars (and quite a few judges) have argued that an appellate court’s dissent rate does not necessarily reflect how often the

5989414114_995a0a4dc6_zI thought we’d interrupt our ongoing discussion of the Illinois Supreme Court’s modern history across the whole of its docket to focus on a major event at the Court coming up this week: Wednesday afternoon’s oral argument in In re Pension Reform Litigation.

First, a bit of background for anyone who hasn’t been following