Supreme Court round-up, 2011-2012

A look at who agrees the most and least, who sides most frequently with the majority and which justices are more talkative:

  • Justice statistics
  • Key cases

Percent of time justice agreed in part or in full with a fellow justices among all opinions.
Agreement above 70 percent is darker blue.

Which justices agreed the least?

Click on the justice to see who agrees with them most Roberts Scalia Thomas Alito Kennedy Breyer Ginsburg Sotomayor Kagan
Roberts 0
SELF
82
82%
84
84%
85
85%
84
84%
65
65%
57
57%
66
66%
67
67%
Scalia 82
82%
0
SELF
89
89%
81
81%
72
72%
51
51%
47
47%
55
55%
59
59%
Thomas 84
84%
89
89%
0
SELF
79
79%
77
77%
55
55%
47
47%
55
55%
62
62%
Alito 85
85%
81
81%
79
79%
0
SELF
74
74%
64
64%
49
49%
55
55%
65
65%
Kennedy 84
84%
72
72%
77
77%
74
74%
0
SELF
72
72%
66
66%
73
73%
77
77%
Breyer 65
65%
51
51%
55
55%
64
64%
72
72%
0
SELF
80
80%
76
76%
82
82%
Ginsburg 57
57%
47
47%
47
47%
49
49%
66
66%
80
80%
0
SELF
80
80%
80
80%
Sotomayor 66
66%
55
55%
55
55%
55
55%
73
73%
76
76%
80
80%
0
SELF
79
79%
Kagan 67
67%
59
59%
62
62%
65
65%
77
77%
82
82%
80
80%
79
79%
0
SELF

Average number of questions asked during an argument

Which justice is most
likely to ask the first
question?

Roberts Scalia Thomas Alito Kennedy Breyer Ginsburg Sotomayor Kagan

Percent of time justice agreed with majority when the decision was not unanimous

Who wrote the
most majority
opinions?


Case before the Court
Decision
Voting with the majority

SOURCE: scotusblog. GRAPHIC: Karen Yourish and Laura Stanton - The Washington Post. Published June 30, 2012.