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University · Orange · United States

Chapman University

In research, Chapman University stands highest in Social Sciences (#834 of 10,521 worldwide), Psychology (#337 of 2,181 worldwide) and Physical Sciences (#2,139 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Applied Mathematics, Safety Research and Philosophy — Applied Mathematics is 7.2× its share of world research.

chapman.eduROR OpenAlex
World rank, 2022–2025
#2,032
of 28,054 · #2,648 all time
Rank in United States
#311
of 4,192
Research works
6.4k
▲ 18% vs 2013–17
Citations
95k
14.8 per fractional work
Top-10% rate
19.7%
record average 16.5%
Open access
52%
world 28%

What is Chapman University known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Social SciencesDomain #834 of 10,521 20.2%610 #615
PsychologyField #337 of 2,181 22.4%94 #737
Physical SciencesDomain #2,139 of 12,888 20.0%376 #3337
Social SciencesField #1,379 of 6,365 22.0%292 #1056
Health SciencesDomain #3,514 of 11,982 17.6%239 #3743
MedicineField #3,600 of 10,443 16.8%201 #3867
Sociology and Political ScienceSubfield #1,122 of 2,578 18.7%106 #880
Life SciencesDomain #3,464 of 7,800 20.3%170 #4586
Arts and HumanitiesField #1,011 of 1,998 16.9%103 #1069
Environmental ScienceField #2,023 of 3,551 25.3%69 #2286

Each strip is that field’s whole ranked pool, with the notch where Chapman University sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Social Sciences#615 #834
  2. Psychology#737 #337
  3. Physical Sciences#3,337 #2,139
  4. Social Sciences#1,056 #1,379
  5. Health Sciences#3,743 #3,514
  6. Medicine#3,867 #3,600
  7. Sociology and Political Science#880 #1,122
  8. Life Sciences#4,586 #3,464
  9. Arts and Humanities#1,069 #1,011
  10. Environmental Science#2,286 #2,023
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does Chapman University specialise in?

Where its research is concentrated relative to its size: Applied Mathematics takes 7.2× the share of its output that it takes of world research.

  1. Applied MathematicsSubfield · 29.0 works7.2×
  2. Safety ResearchSubfield · 20.5 works5.3×
  3. PhilosophySubfield · 29.4 works4.9×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.44× its world share, 29 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.03× its world share, 77 worksBiochemistry, Geneti…Immunology and Microbiology: 0.85× its world share, 12 worksImmunology and Micro…Neuroscience: 2.11× its world share, 48 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.96× its world share, 5 worksPharmacology, Toxico…Chemical Engineering: 0.22× its world share, 1 worksChemical EngineeringChemistry: 0.63× its world share, 14 worksChemistryComputer Science: 0.74× its world share, 80 worksComputer ScienceEarth and Planetary Sciences: 1.20× its world share, 26 worksEarth and Planetary …Energy: 0.19× its world share, 2 worksEnergyEngineering: 0.24× its world share, 50 worksEngineeringEnvironmental Science: 0.99× its world share, 69 worksEnvironmental ScienceMaterials Science: 0.29× its world share, 14 worksMaterials ScienceMathematics: 3.48× its world share, 57 worksMathematicsPhysics and Astronomy: 1.96× its world share, 61 worksPhysics and AstronomyDentistry: 0.25× its world share, 2 worksDentistryHealth Professions: 0.89× its world share, 33 worksHealth ProfessionsMedicine: 0.75× its world share, 201 worksMedicineNursing: 0.42× its world share, 3 worksNursingVeterinary: 0.53× its world share, 1 worksVeterinaryArts and Humanities: 2.57× its world share, 103 worksArts and HumanitiesBusiness, Management and Accounting: 0.80× its world share, 36 worksBusiness, Management…Decision Sciences: 1.26× its world share, 17 worksDecision SciencesEconomics, Econometrics and Finance: 2.25× its world share, 67 worksEconomics, Econometr…Psychology: 2.22× its world share, 94 worksPsychologySocial Sciences: 1.65× its world share, 292 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 3.5×. Every wedge is a field page.

Who are the top researchers at Chapman University?

Ranked on the composite score, Vernon L. Smith, Tara L. Gruenewald and Vernon L. Smith lead among researchers whose main affiliation is Chapman University.

  1. 1 Vernon L. Smith · #3,132 worldwide 1.3k citations · 115 works
  2. 2 Tara L. Gruenewald · #92,104 worldwide 367 citations · 27 works
  3. 3 Vernon L. Smith · #113,704 worldwide 529 citations · 63 works
  4. 4 Dan Kovenock · #183,287 worldwide 204 citations · 32 works
  5. 5 David Porter · #185,716 worldwide 279 citations · 45 works
  6. 6 Rakesh Kumar Tiwari · #240,646 worldwide 150 citations · 38 works
  7. 7 Daniele C. Struppa · #262,516 worldwide 205 citations · 83 works
  8. 8 David A. Frederick · #279,759 worldwide 170 citations · 23 works
  9. 9 Erik Linstead · #294,956 worldwide 109 citations · 24 works
  10. 10 Keykavous Parang · #325,083 worldwide 155 citations · 37 works
All ranked researchers at Chapman University

Which keywords describe research at Chapman University?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Religion, Nationalism, Entanglement, Gender, Trust, Globalization, Democracy and Climate Change.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Climate Change48▲ 1.28×64 topics
  2. Epidemiology46▼ 0.84×69 topics
  3. Globalization43▲ 1.58×57 topics
  4. Religion40▲ 6.0×22 topics
  5. Mental Health37▲ 1.81×31 topics
  6. Nationalism33▲ 5.1×19 topics
  7. Human Rights31▲ 2.2×28 topics
  8. Gender30▲ 4.0×31 topics
  9. Identity28▲ 2.7×31 topics
  10. Culture24▲ 3.2×19 topics
  11. Democracy23▲ 4.7×17 topics
  12. Ethics23▲ 3.4×20 topics
  13. Colonialism23▲ 3.5×22 topics
  14. Entanglement23▲ 11×4 topics
  15. Trust22▲ 5.7×8 topics
  16. Gender Differences22▲ 4.2×11 topics
  17. Neoliberalism19▲ 3.7×17 topics
  18. Altruism18▲ 15×4 topics
  19. Quantum Information17▲ 11×3 topics
  20. Cooperation17▲ 19×3 topics
  21. Emotion17▲ 5.9×10 topics
  22. Empathy16▲ 10×6 topics
  23. Politics15▲ 4.0×14 topics
  24. Incentives14▲ 15×3 topics
  25. Competition14▲ 17×3 topics
  26. Dark Matter13▲ 7.9×4 topics
  27. Executive Functioning13▲ 7.2×3 topics
  28. Fairness12▲ 10×2 topics
  29. Bell Inequality12▲ 24×1 topic
  30. Decoherence12▲ 24×1 topic
  31. Economic Experiments12▲ 45×1 topic
  32. Property Rights12▲ 13×6 topics
  33. Public Opinion12▲ 6.9×4 topics
  34. Reciprocity12▲ 18×2 topics
  35. Social Preferences12▲ 45×1 topic
  36. Geometric Algebra12▲ 67×1 topic
  37. Quaternionic Analysis12▲ 67×1 topic
  38. Neurodevelopmental Disorders12▲ 6.3×5 topics
  39. Early Intervention11▲ 9.0×2 topics
  40. Neuroanatomy11▲ 8.0×5 topics

Which research topics does Chapman University publish most on?

By volume in 2022–2025: Quantum Mechanics and Applications, Experimental Behavioral Economics Studies, Algebraic and Geometric Analysis and Autism Spectrum Disorder Research.

Quantum Mechanics and Ap…12Quantum Mechanics and Applications: 12 fractional worksExperimental Behavioral …12Experimental Behavioral Economics Studies: 12 fractional worksAlgebraic and Geometric …12Algebraic and Geometric Analysis: 12 fractional worksAutism Spectrum Disorder…10Autism Spectrum Disorder Research: 10 fractional worksMathematical Analysis and Transform Methods: 8 fractional worksComputational Drug Discovery Methods: 8 fractional worksQuantum Information and …8Quantum Information and Cryptography: 8 fractional worksCulture, Economy, and Development Studies: 7 fractional worksHolomorphic and Operator Theory: 7 fractional worksEconomic Theory and Inst…7Economic Theory and Institutions: 7 fractional works
Atomic and Molecular Physics, and OpticsSafety ResearchApplied MathematicsCognitive Neuroscience4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Quantum Mechanics and ApplicationsAtomic and Molecular Physics, and Optics 12 works
  2. 2 Experimental Behavioral Economics StudiesSafety Research 12 works
  3. 3 Algebraic and Geometric AnalysisApplied Mathematics 12 works
  4. 4 Autism Spectrum Disorder ResearchCognitive Neuroscience 10 works
  5. 5 Mathematical Analysis and Transform MethodsApplied Mathematics 8 works
  6. 6 Computational Drug Discovery MethodsComputational Theory and Mathematics 8 works
  7. 7 Quantum Information and CryptographyArtificial Intelligence 8 works
  8. 8 Culture, Economy, and Development StudiesDemography 7 works
  9. 9 Holomorphic and Operator TheoryApplied Mathematics 7 works
  10. 10 Economic Theory and InstitutionsEconomics and Econometrics 7 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available51.8%not open48.2%

World: 28% of research is openly available.

with international co-authors16.8%domestic only83.2%

World: 19% is written across borders.

How has Chapman University's research output changed?

Output in 2018–2022 was 18% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Orange

All research institutions in Orange

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.