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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Social Sciences and Humanities 44 4222 3900 2004 1818 112 5994

Ou Lydia Liu publications per year

The chart shows the history of publications by Ou Lydia Liu between 2007 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ou Lydia Liu published across 19 years, from 2007 to 2025, averaging 6.7 papers a year. Output peaked at 12 publications in 2014. 6 of the 128 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 2007 to 2025. Vertical axis: number of publications, 0 to 12. Peak 12 publications in 2014. 2007: 4 publications 2008: 6 publications 2009: 9 publications 2010: 7 publications 2011: 11 publications 2012: 7 publications 2013: 4 publications 2014: 12 publications 2015: 7 publications 2016: 12 publications 2017: 11 publications 2018: 5 publications 2019: 3 publications 2020: 5 publications 2021: 10 publications 2022: 4 publications 2023: 5 publications 2024: 3 publications 2025: 3 publications
2007 2025

128 publications in total across all disciplines

View publications per year as a table
Ou Lydia Liu: publications per year, 2007 to 2025
Year Publications
2007 4
2008 6
2009 9
2010 7
2011 11
2012 7
2013 4
2014 12
2015 7
2016 12
2017 11
2018 5
2019 3
2020 5
2021 10
2022 4
2023 5
2024 3
2025 3
Total 128
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Ou Lydia Liu publication distribution in Social Sciences and Humanities in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where Ou Lydia Liu sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 54 bars. Horizontal axis: publications, 44–53 to 570+. Vertical axis: number of scientists, 0 to 474. Most scientists, 474, have 114–123 publications. The last bar groups every scientist with 570 publications or more. The highlighted bar, 104–113 publications, is where this scientist sits. 44–53 publications: 28 scientists 54–63 publications: 61 scientists 64–73 publications: 161 scientists 74–83 publications: 225 scientists 84–93 publications: 301 scientists 94–103 publications: 390 scientists 104–113 publications: 406 scientists 114–123 publications: 474 scientists 124–133 publications: 453 scientists 134–143 publications: 434 scientists 144–153 publications: 407 scientists 154–163 publications: 411 scientists 164–173 publications: 391 scientists 174–183 publications: 313 scientists 184–193 publications: 319 scientists 194–203 publications: 304 scientists 204–213 publications: 285 scientists 214–223 publications: 246 scientists 224–233 publications: 213 scientists 234–243 publications: 170 scientists 244–253 publications: 167 scientists 254–263 publications: 162 scientists 264–273 publications: 138 scientists 274–283 publications: 138 scientists 284–293 publications: 113 scientists 294–303 publications: 106 scientists 304–313 publications: 95 scientists 314–323 publications: 101 scientists 324–333 publications: 81 scientists 334–343 publications: 69 scientists 344–353 publications: 56 scientists 354–363 publications: 36 scientists 364–373 publications: 42 scientists 374–383 publications: 41 scientists 384–393 publications: 44 scientists 394–403 publications: 27 scientists 404–413 publications: 30 scientists 414–423 publications: 20 scientists 424–433 publications: 29 scientists 434–443 publications: 29 scientists 444–453 publications: 25 scientists 454–463 publications: 19 scientists 464–473 publications: 21 scientists 474–483 publications: 11 scientists 484–493 publications: 17 scientists 494–503 publications: 7 scientists 504–513 publications: 6 scientists 514–523 publications: 12 scientists 524–533 publications: 10 scientists 534–543 publications: 7 scientists 544–553 publications: 6 scientists 554–563 publications: 12 scientists 564–569 publications: 8 scientists 570+ publications: 100 scientists
44–53 publications 570+

This scientist: 112 publications — 20th percentile

20% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 570 publications or more.

View publications distribution as a table
Number of Social Sciences and Humanities scientists by publication count, Research.com 2026 ranking edition. Based on 7,777 ranked scientists.
Publications Scientists This scientist
44–53 28
54–63 61
64–73 161
74–83 225
84–93 301
94–103 390
104–113 406 112
114–123 474
124–133 453
134–143 434
144–153 407
154–163 411
164–173 391
174–183 313
184–193 319
194–203 304
204–213 285
214–223 246
224–233 213
234–243 170
244–253 167
254–263 162
264–273 138
274–283 138
284–293 113
294–303 106
304–313 95
314–323 101
324–333 81
334–343 69
344–353 56
354–363 36
364–373 42
374–383 41
384–393 44
394–403 27
404–413 30
414–423 20
424–433 29
434–443 29
444–453 25
454–463 19
464–473 21
474–483 11
484–493 17
494–503 7
504–513 6
514–523 12
524–533 10
534–543 7
544–553 6
554–563 12
564–569 8
570+ 100
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Ou Lydia Liu D-index placement in Social Sciences and Humanities in 2026

The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where Ou Lydia Liu sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 71 bars. Horizontal axis: D-Index, 30 to 100+. Vertical axis: number of scientists, 0 to 313. Most scientists, 313, have 42 D-Index. The last bar groups every scientist with 100 D-Index or more. The highlighted bar, 44 D-Index, is where this scientist sits. 30 D-Index: 177 scientists 31 D-Index: 210 scientists 32 D-Index: 222 scientists 33 D-Index: 188 scientists 34 D-Index: 181 scientists 35 D-Index: 243 scientists 36 D-Index: 261 scientists 37 D-Index: 272 scientists 38 D-Index: 278 scientists 39 D-Index: 300 scientists 40 D-Index: 297 scientists 41 D-Index: 308 scientists 42 D-Index: 313 scientists 43 D-Index: 300 scientists 44 D-Index: 269 scientists 45 D-Index: 260 scientists 46 D-Index: 228 scientists 47 D-Index: 251 scientists 48 D-Index: 203 scientists 49 D-Index: 186 scientists 50 D-Index: 187 scientists 51 D-Index: 166 scientists 52 D-Index: 138 scientists 53 D-Index: 141 scientists 54 D-Index: 131 scientists 55 D-Index: 137 scientists 56 D-Index: 109 scientists 57 D-Index: 129 scientists 58 D-Index: 95 scientists 59 D-Index: 105 scientists 60 D-Index: 106 scientists 61 D-Index: 86 scientists 62 D-Index: 94 scientists 63 D-Index: 77 scientists 64 D-Index: 79 scientists 65 D-Index: 59 scientists 66 D-Index: 68 scientists 67 D-Index: 51 scientists 68 D-Index: 49 scientists 69 D-Index: 40 scientists 70 D-Index: 43 scientists 71 D-Index: 40 scientists 72 D-Index: 50 scientists 73 D-Index: 46 scientists 74 D-Index: 43 scientists 75 D-Index: 45 scientists 76 D-Index: 45 scientists 77 D-Index: 30 scientists 78 D-Index: 25 scientists 79 D-Index: 31 scientists 80 D-Index: 29 scientists 81 D-Index: 18 scientists 82 D-Index: 21 scientists 83 D-Index: 26 scientists 84 D-Index: 15 scientists 85 D-Index: 15 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 12 scientists 89 D-Index: 7 scientists 90 D-Index: 19 scientists 91 D-Index: 20 scientists 92 D-Index: 13 scientists 93 D-Index: 9 scientists 94 D-Index: 13 scientists 95 D-Index: 8 scientists 96 D-Index: 7 scientists 97 D-Index: 6 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100+ D-Index: 97 scientists
30 D-Index 100+

This scientist: 44 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 100 D-Index or more.

View D-Index distribution as a table
Number of Social Sciences and Humanities scientists by D-index, Research.com 2026 ranking edition. Based on 7,777 ranked scientists.
D-Index Scientists This scientist
30 177
31 210
32 222
33 188
34 181
35 243
36 261
37 272
38 278
39 300
40 297
41 308
42 313
43 300
44 269 44
45 260
46 228
47 251
48 203
49 186
50 187
51 166
52 138
53 141
54 131
55 137
56 109
57 129
58 95
59 105
60 106
61 86
62 94
63 77
64 79
65 59
66 68
67 51
68 49
69 40
70 43
71 40
72 50
73 46
74 43
75 45
76 45
77 30
78 25
79 31
80 29
81 18
82 21
83 26
84 15
85 15
86 19
87 19
88 12
89 7
90 19
91 20
92 13
93 9
94 13
95 8
96 7
97 6
98 6
99 6
100+ 97
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Overview

Ou Lydia Liu is affiliated with Princeton University in the United States and specializes in research within the Social Sciences, with a primary focus on Education. Their work broadly covers topics related to higher education, critical thinking development, and educational governance.

Their research contributions span 31 publications in social sciences, including 23 in education, 4 in political science and international relations, 3 in developmental and educational psychology, 2 in computer science applications, and 2 in gender studies. The main topics addressed in their work include:

  • Higher Education Research Studies
  • Education and Critical Thinking Development
  • Higher Education Governance and Development
  • Higher Education and Employability
  • Innovative Teaching Methods
  • Innovative Teaching and Learning Methods
  • Online Learning and Analytics

The scientist's frequent publication venues reflect their focus, with the most contributions appearing in the Chinese/English Journal of Educational Measurement and Evaluation (12 publications). Other venues include Nature Human Behaviour (2 publications), International Journal of Quantitative Research in Education (2 publications), Assessment & Evaluation in Higher Education (1 publication), and Educational Measurement Issues and Practice (1 publication).

Ou Lydia Liu has collaborated regularly with several coauthors, including Guangming Ling (8 joint publications), Prashant Loyalka (4 publications), Guirong Li (4 publications), Елена Карданова (4 publications), and Igor Chirikov (3 publications).

Selected recent papers authored or coauthored by Ou Lydia Liu include:

  • "Skill levels and gains in university STEM education in China, India, Russia and the United States," 2021, Nature Human Behaviour
  • "Examining mode effects for an adapted Chinese critical thinking assessment," 2020, Assessment & Evaluation in Higher Education
  • "Author Correction: Skill levels and gains in university STEM education in China, India, Russia and the United States," 2021, Nature Human Behaviour
  • "Are Fourth-Year College Students Better Critical Thinkers than Their First-Year Peers? Not So Much, and College Major and Ethnicity Matter," 2021, Educational Measurement Issues and Practice
  • "Comparing the Effect of Contextualized Versus Generic Automated Feedback on Students' Scientific Argumentation," 2022, ETS Research Report Series

Best Publications

  • Measuring Learning Outcomes in Higher Education: Motivation Matters

    Ou Lydia Liu;Brent Bridgeman;Rachel M. Adler

  • Assessing Critical Thinking in Higher Education: Current State and Directions for Next-Generation Assessment

    Ou Lydia Liu;Lois Frankel;Katrina Crotts Roohr

  • How do technology-enhanced inquiry science units impact classroom learning?

    Hee Sun Lee;Marcia C. Linn;Keisha Varma;Ou Lydia Liu

  • Assessing Intercultural Competence in Higher Education: Existing Research and Future Directions

    Richard L. Griffith;Leah Wolfeld;Brigitte K. Armon;Joseph Rios

  • Assessing learning progression of energy concepts across middle school grades: The knowledge integration perspective

    Hee-Sun Lee;Ou Lydia Liu

  • Assessing Knowledge Integration in Science: Construct, Measures, and Evidence.

    Ou Lydia Liu;Hee-Sun Lee;Carolyn Hofstetter;Marcia C. Linn

  • The effect of automated feedback on revision behavior and learning gains in formative assessment of scientific argument writing

    Mengxiao Zhu;Ou Lydia Liu;Hee-Sun Lee

  • Validating Measurement of Knowledge Integration in Science Using Multiple-Choice and Explanation Items

    Hee-Sun Lee;Ou Lydia Liu;Marcia C. Linn

  • Gender Differences in Large-Scale Math Assessments: PISA Trend 2000 and 2003

    Ou Lydia Liu;Mark Wilson

  • Validation of Automated Scoring of Science Assessments.

    Ou Lydia Liu;Joseph A. Rios;Michael Heilman;Libby Gerard

  • Evaluating the Impact of Careless Responding on Aggregated-Scores: To Filter Unmotivated Examinees or Not?

    Joseph A. Rios;Hongwen Guo;Liyang Mao;Ou Lydia Liu

  • Outcomes Assessment in Higher Education: Challenges and Future Research in the Context of Voluntary System of Accountability

    Ou Lydia Liu

  • Student Evaluation of Instruction: In the New Paradigm of Distance Education

    Ou Lydia Liu

  • The assessment of time management in middle-school students

    Ou Lydia Liu;Frank Rijmen;Carolyn MacCann;Richard Roberts

  • Automated Scoring of Constructed‐Response Science Items: Prospects and Obstacles

    Ou Lydia Liu;Chris Brew;John Blackmore;Libby Gerard

  • Assessing critical thinking in higher education: the HEIghten™ approach and preliminary validity evidence

    Ou Lydia Liu;Liyang Mao;Lois Frankel;Jun Xu

  • Value-added assessment in higher education: a comparison of two methods

    Ou Lydia Liu

  • Assessing Civic Competency and Engagement in Higher Education: Research Background, Frameworks, and Directions for Next‐Generation Assessment

    Judith Torney-Purta;Julio C. Cabrera;Katrina Crotts Roohr;Ou Lydia Liu

  • A New Procedure for Detection of Students’ Rapid Guessing Responses Using Response Time

    Hongwen Guo;Joseph A. Rios;Shelby Haberman;Ou Lydia Liu

  • Assessing Teamwork and Collaboration in High School Students A Multimethod Approach

    Lijuan Wang;Carolyn MacCann;Xiaohua Zhuang;Ou Lydia Liu

  • An Investigation of Factors Affecting Gender Differences in Standardized Math Performance: Results from U.S. and Hong Kong 15 Year Olds.

    Ou Lydia Liu

Frequent Co-Authors

Marcia C. Linn
Marcia C. Linn University of California, Berkeley
Mark Wilson
Mark Wilson University of California, Berkeley
Carolyn MacCann
Carolyn MacCann University of Sydney
Judith Torney-Purta
Judith Torney-Purta University of Maryland, College Park
Katherine J. Reynolds
Katherine J. Reynolds Australian National University
Jonathan Osborne
Jonathan Osborne Stanford University
Daniel F. McCaffrey
Daniel F. McCaffrey Educational Testing Service
Danielle S. McNamara
Danielle S. McNamara Arizona State University

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