First to Five
Political mapMartin-Quinn

Four justices sit left of center, four sit right, and Kennedy sits between them

Negative Martin-Quinn scores are liberal. The score is relative to the docket the Court chose, and a single term is noisy. The grey band is the Court median.

Legal-reasoning map

Ginsburg
-2.16
liberal, Martin-Quinn -2.16
Sotomayor
-1.92
liberal, Martin-Quinn -1.92
Kagan
-1.40
liberal, Martin-Quinn -1.40
Breyer
-1.20
liberal, Martin-Quinn -1.20
Kennedy
+0.47
center, Martin-Quinn +0.47
Roberts
+1.25
conservative, Martin-Quinn +1.25
Scalia
+1.95
conservative, Martin-Quinn +1.95
Alito
+2.48
conservative, Martin-Quinn +2.48
Thomas
+3.54
conservative, Martin-Quinn +3.54

The political map

-20+2+42005201020152017ThomasAlitoScaliaRobertsKennedyKaganBreyerGinsburgSotomayorCONSERVATIVELIBERAL

Martin-Quinn scores for the nine justices of October Term 2014, 2005 to 2017. The grey band is the Court median. Scores are relative to the docket, so a flat line can mean a justice who held still while the Court moved. Single terms are noisy.

Download the rows (CSV)

Table
seriestermmartin_quinn
Kennedy20050.417
Kennedy20060.413
Kennedy20070.317
Kennedy20080.565
Kennedy20090.572
Kennedy20100.679
Kennedy20110.436
Kennedy20120.467
Kennedy20130.465
Kennedy20140.470
Kennedy20170.426
Scalia20052.579
Scalia20062.631
Scalia20072.559
Scalia20082.521
Scalia20092.489
Scalia20102.330
Scalia20112.275
Scalia20131.953
Scalia20141.950
Thomas20053.981
Thomas20063.979
Thomas20073.892
Thomas20083.692
Thomas20093.616
Thomas20103.502
Thomas20113.510
Thomas20123.509
Thomas20133.542
Thomas20143.540
Thomas20173.113
Kagan2010-1.301
Kagan2011-1.265
Kagan2012-1.490
Kagan2013-1.395
Kagan2014-1.400
Kagan2017-1.605
Roberts20051.513
Roberts20061.528
Roberts20071.509
Roberts20081.564
Roberts20091.485
Roberts20101.546
Roberts20111.416
Roberts20121.405
Roberts20131.245
Roberts20141.250
Roberts20170.429
Ginsburg2005-1.475
Ginsburg2006-1.579
Ginsburg2007-1.550
Ginsburg2008-1.606
Ginsburg2009-1.548
Ginsburg2010-1.938
Ginsburg2011-2.184
Ginsburg2012-2.250
Ginsburg2013-2.162
Ginsburg2014-2.160
Ginsburg2017-2.734
Alito20051.556
Alito20061.575
Alito20071.675
Alito20081.909
Alito20091.986
Alito20102.192
Alito20112.293
Alito20122.405
Alito20132.484
Alito20142.480
Alito20172.184
Sotomayor2009-1.441
Sotomayor2010-1.482
Sotomayor2011-1.551
Sotomayor2012-1.832
Sotomayor2013-1.922
Sotomayor2014-1.920
Sotomayor2017-3.222
Breyer2005-1.419
Breyer2006-1.509
Breyer2007-1.399
Breyer2008-1.176
Breyer2009-1.271
Breyer2010-1.318
Breyer2011-1.272
Breyer2012-1.213
Breyer2013-1.203
Breyer2014-1.200
Breyer2017-1.675
Court median20050.189
Court median20060.413
Court median20070.317
Court median20080.565
Court median20090.572
Court median20100.679
Court median20110.436
Court median2012-0.373
Court median20130.465
Court median20140.470
Court median2017-0.590