First to Five
JusticeHarry A. Blackmun

Harry A. Blackmun

Harry A. Blackmun is in the ideology file. Vote totals for the full service are not in this fixture.

24 terms with a Martin-Quinn score

Ideology over time

-20+2+4197019751980198519901993BlackmunCONSERVATIVELIBERAL

Martin-Quinn score by term against the Court median. Negative is liberal. Scores are relative to the docket. Intervals are not in this file. A single term is noisy.

Download the rows (CSV)

Table
seriestermmartin_quinn
Blackmun19701.900
Blackmun19711.849
Blackmun19721.494
Blackmun19731.340
Blackmun19741.059
Blackmun19750.883
Blackmun19760.650
Blackmun19770.272
Blackmun19780.108
Blackmun1979-0.073
Blackmun1980-0.168
Blackmun1981-0.489
Blackmun1982-0.563
Blackmun1983-0.104
Blackmun1984-0.231
Blackmun1985-0.789
Blackmun1986-0.958
Blackmun1987-0.964
Blackmun1988-0.999
Blackmun1989-0.886
Blackmun1990-1.191
Blackmun1991-1.444
Blackmun1992-1.597
Blackmun1993-1.867
Court median19700.590
Court median19710.777
Court median19721.055
Court median19730.610
Court median19740.618
Court median19750.537
Court median19760.492
Court median19770.272
Court median19780.108
Court median19790.146
Court median19800.068
Court median19810.017
Court median19820.467
Court median19830.751
Court median19840.676
Court median19850.792
Court median19860.755
Court median19870.955
Court median19881.030
Court median19890.795
Court median19900.963
Court median19910.576
Court median19920.704
Court median19930.742

Where Blackmun came down, by issue

0%25%50%75%100%Federal TaxationFederalismCivil RightsUnionsFirst AmendmentEconomic ActivityDue ProcessCriminal ProcedureJudicial Power

Share of votes coded liberal. The first-run issue table suppresses cells under 25 votes and does not publish a separate Court rate for this justice. Direction before 1946 is excluded.

Download the rows (CSV)

Table
issuejustice_liberalcourt_liberaln
Federal Taxation0.7503562
Federalism0.6463562
Civil Rights0.6113562
Unions0.6073562
First Amendment0.5543562
Economic Activity0.5483562
Due Process0.5193562
Criminal Procedure0.4273562
Judicial Power0.3543562

At oral argument stage 3

Words per argument, questions to each side, interruptions given and received, and whether the side questioned more went on to lose. Formats are never pooled.

Source: Oyez speaker turns

Writing style stage 2

Words per opinion, reading grade, citations per thousand words, and the share of case versus statutory citations.

Source: CourtListener opinion text

Reasoning profile stage 6

Which reasoning techniques appear, against the Court average over the same terms. Validation accuracy prints beside the chart.

Source: Taxonomy classifier over opinion text

Before the Court stage 8

Pre-appointment opinions, reversal record and panel agreement.

Source: CourtListener, labeled by coverage

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