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Purdue University · History

1.7% of Purdue University's History course descriptions are framed from the left. Across all 100 schools' History departments, it is 8.3%.

0%35%
Purdue University: 1.7% History at all 100 schools: 8.3% each other school in the comparison

Where History courses fall

3%Far left92–100
22%Left75–91
18%Center-left59–74
35%Center42–58
4%Center-right26–41
6%Right9–25
12%Far right0–8
68 plotted courses (the ones with a political subject). 100 = far left, 50 = the average American, 0 = far right. Subject places what a course studies, not the side it takes.

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Subject places what a course studies, not the side it takes. A course on slavery or the Holocaust lands far right and a course on Marx or the Soviet Union lands far left, whether the course praises, criticizes or simply describes it.

Underlined: words the model quoted from the description when we asked it, after scoring, to explain its score.

Furthest-left subjects

HIST 23900 · History Of Russia From 1861 To The Present100

History

00. This course surveys the paths of the Russian empire through economic modernization, social transformation, and World War I; the revolutionary regimes of Bolshevism, Leninism, and Stalinism; World War II and the Cold War; the collapse of…

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HIST 31002 · Russian Revolutions And Soviet Regime92

History

00. Causes and development of Russian revolutions and civil war; Lenin, Trotsky, and Stalin; purges, terror, economic development, society, and arts under Stalin; struggle against Hitler; scope and limits of de-Stalinization under…

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HIST 43900 · Communist China90

History

00. The evolution of the Communist movement (1921-1949) and the development of the Communist government (since 1949) in China. Attention is given to political, economic, social, and cultural changes.

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Furthest-right subjects

HIST 23005 · Hitler's Europe0

History

00. This course will examine the rise, seizure, and consolidation of power by the Nazi Party and will trace the development of Adolf Hitler from a provincial Austrian to dictator of Nazi Germany. Syllabus Available

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HIST 31102 · Holocaust And Modern Genocides0

History

00. This course examines genocide in the 20th century: first state-sponsored mass murder, systematic murder of Jews in Europe during World War II, regional differences in implementation of genocidal policies, memory and commemoration, the…

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HIST 37000 · The Holocaust0

History

00. A survey of the Holocaust form 1933 to 1945. The course includes analysis and historical descriptions of such topics as the background and nature of Nazi racism, Nazi persecution from 1933 to 1941, the Final Solution from 1941 to 1945,…

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Why this number, in plain words

Share of courses described from the left. Percent of all courses in the group whose Framing reading is leftward: the description frames its subject one-sidedly to the left.

Counted: all courses in the group, including N and I. No interval is published for this number.

  • Readings are of catalog description text, not of teaching, syllabi or individual professors.
Details: exact rows, definitions and method
NameMetricValue95% intervalnscored
Purdue University · Historybias_left_share1.7—358—
Historybias_left_share8.37.9 – 8.717,232—
Formula
100 * count(bias_cat = 'L') / n
Interval
Wilson score 95% (wilson_interval)
Model / prompt / snapshot
gpt-5.6-sol · r12 (2026-10-16-le49-r12) · 6df50b10
Metric caveats
Right-framed courses are almost absent (33 of 124,290); this run cannot tell catalog reality from model sensitivity. Compare schools with adjusted_ratio, not this raw share, because department mix differs.

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