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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 4123 3807 36 35 166 8849

Erno Lehtinen publications per year

The chart shows the history of publications by Erno Lehtinen between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Erno Lehtinen published across 38 years, from 1988 to 2025, averaging 4.8 papers a year. Output peaked at 13 publications in 2015. 15 of the 182 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 2015. 1988: 1 publication 1989: 0 publications 1990: 1 publication 1991: 0 publications 1992: 1 publication 1993: 1 publication 1994: 1 publication 1995: 2 publications 1996: 0 publications 1997: 5 publications 1998: 3 publications 1999: 7 publications 2000: 3 publications 2001: 4 publications 2002: 2 publications 2003: 4 publications 2004: 8 publications 2005: 5 publications 2006: 1 publication 2007: 4 publications 2008: 5 publications 2009: 5 publications 2010: 4 publications 2011: 5 publications 2012: 7 publications 2013: 7 publications 2014: 7 publications 2015: 13 publications 2016: 11 publications 2017: 8 publications 2018: 2 publications 2019: 10 publications 2020: 11 publications 2021: 7 publications 2022: 3 publications 2023: 9 publications 2024: 8 publications 2025: 7 publications
1988 2025

182 publications in total across all disciplines

View publications per year as a table
Erno Lehtinen: publications per year, 1988 to 2025
Year Publications
1988 1
1989 0
1990 1
1991 0
1992 1
1993 1
1994 1
1995 2
1996 0
1997 5
1998 3
1999 7
2000 3
2001 4
2002 2
2003 4
2004 8
2005 5
2006 1
2007 4
2008 5
2009 5
2010 4
2011 5
2012 7
2013 7
2014 7
2015 13
2016 11
2017 8
2018 2
2019 10
2020 11
2021 7
2022 3
2023 9
2024 8
2025 7
Total 182
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Erno Lehtinen 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 Erno Lehtinen 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, 164–173 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: 166 publications — 50th percentile

50% 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
114–123 474
124–133 453
134–143 434
144–153 407
154–163 411
164–173 391 166
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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Erno Lehtinen 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 Erno Lehtinen 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

Erno Lehtinen is affiliated with the University of Turku in Finland. Their research is primarily situated within the social sciences and psychology, with a particular focus on education and developmental and educational psychology. The subfields of their work also extensively cover statistics and probability, experimental and cognitive psychology, as well as social psychology.

Their research covers a range of main topics including:

  • Mathematics Education and Teaching Techniques
  • Cognitive and Developmental Aspects of Mathematical Skills
  • Innovative Teaching and Learning Methods
  • Educational Games and Gamification
  • Visual and Cognitive Learning Processes
  • Science Education and Pedagogy
  • Education and Critical Thinking Development

Frequent co-authors in their body of work include:

  • Jake McMullen
  • Minna Hannula-Sormunen
  • Lina Kaminskienė
  • Ilona Södervik
  • Tomi Kärki

Erno Lehtinen's recent publications reflect diverse interests across educational psychology and teacher education. Selected recent papers include:

  • Teacher Expertise and Professional Vision: Examining Knowledge-Based Reasoning of Pre-Service Teachers, In-Service Teachers, and School Principals (2020), published in Frontiers in Education
  • Student Teachers' and Experienced Teachers' Professional Vision of Students' Understanding of the Rational Number Concept (2020), published in Educational Psychology Review
  • How does technology challenge teacher education? (2022), published in International Journal of Educational Technology in Higher Education
  • Thirty years of conceptual change research in biology - A review and meta-analysis of intervention studies (2023), published in Educational Research Review
  • Distinguishing adaptive from routine expertise with rational number arithmetic (2020), published in Learning and Instruction

The main publication venues for their work include:

  • Frontiers in Education
  • Frontline Learning Research
  • Educational Psychology Review
  • Educational Research Review
  • Learning and Instruction

The scope of Erno Lehtinen's research integrates educational practice with cognitive and developmental psychology, often with an emphasis on mathematical education and innovative pedagogical methods. Their work appears to contribute significantly to understanding how teachers and students develop expertise in mathematical and scientific domains, as well as the role of technology in teacher education.

Best Publications

  • Communities of Networked Expertise: Professional and Educational Perspectives

    Kai Hakkarainen;Tuire Palonen;Sami Paavola;Erno Lehtinen

  • Expertise Differences in the Comprehension of Visualizations: a Meta-Analysis of Eye-Tracking Research in Professional Domains

    Andreas Gegenfurtner;Erno Lehtinen;Roger Säljö;Roger Säljö

  • Socially shared metacognition of dyads of pupils in collaborative mathematical problem-solving processes

    Tuike Iiskala;Marja Vauras;Erno Lehtinen;Pekka Salonen

  • Spontaneous Focusing on Numerosity and Mathematical Skills of Young Children.

    Minna M. Hannula;Erno Lehtinen

  • Students' skills and practices of using ICT: results of a national assessment in Finland

    Kai Hakkarainen;Liisa Ilomáki;Lasse Lipponen;Hanni Muukkonen

  • Evaluating CSCL log files by social network analysis

    Kari Nurmela;Erno Lehtinen;Tuire Palonen

  • SHARED-REGULATION AND MOTIVATION OF COLLABORATING PEERS: A CASE ANALYSIS

    Marja Vauras;Tuike Iiskala;Anu Kajamies;Riitta Kinnunen

  • Difficulties Experienced by Education and Sociology Students in Quantitative Methods Courses

    Mari Murtonen;Erno Lehtinen

  • Spontaneous focusing on numerosity as a domain-specific predictor of arithmetical skills

    Minna M. Hannula;Janne Lepola;Erno Lehtinen

  • Socially Shared Metacognitive Regulation in Asynchronous CSCL in Science: Functions, Evolution and Participation

    Tuike Iiskala;Simone Volet;Erno Lehtinen;Marja Vauras

  • Number concept and conceptual change: towards a systemic model of the processes of change

    Kaarina Merenluoto;Erno Lehtinen

  • Socially-shared metacognition in peer learning?

    Tuike liskala;Marja Vauras;Erno Lehtinen

  • Development of Counting Skills: Role of Spontaneous Focusing on Numerosity and Subitizing-Based Enumeration

    Minna M. Hannula;Pekka Räsänen;Erno Lehtinen

  • Long-term development of learning activity: Motivational, cognitive, and social interaction

    Erno Lehtinen;Marja Vauras;Pekka Salonen;Erkki Olkinuora

  • “Do I need research skills in working life?”: University students’ motivation and difficulties in quantitative methods courses

    Mari Murtonen;Erkki Olkinuora;Päivi Tynjälä;Erno Lehtinen

  • Predicting autonomous and controlled motivation to transfer training

    Andreas Gegenfurtner;Dagmar Festner;Wolfgang Gallenberger;Erno Lehtinen

  • Effects of a mathematics game-based learning environment on primary school students' adaptive number knowledge

    Boglárka Brezovszky;Jake McMullen;Koen Veermans;Minna M. Hannula-Sormunen

  • Preschool Children's Spontaneous Focusing on Numerosity, Subitizing, and Counting Skills as Predictors of Their Mathematical Performance Seven Years Later at School.

    Minna M. Hannula-Sormunen;Erno Lehtinen;Pekka Räsänen

  • Abstraction and the acquisition of complex ideas

    Stellan Ohlsson;Erno Lehtinen

  • The return of behaviourist epistemology: A review of learning outcomes studies

    Mari Murtonen;Hans Gruber;Hans Gruber;Erno Lehtinen

Frequent Co-Authors

Kai Hakkarainen
Kai Hakkarainen University of Helsinki
Roger Säljö
Roger Säljö University of Gothenburg
Marja Vauras
Marja Vauras University of Turku
Lasse Lipponen
Lasse Lipponen University of Helsinki
Sanna Järvelä
Sanna Järvelä University of Oulu
Simone Volet
Simone Volet Murdoch University
Henny P. A. Boshuizen
Henny P. A. Boshuizen The Open University
Noona Kiuru
Noona Kiuru University of Jyväskylä
Stellan Ohlsson
Stellan Ohlsson University of Illinois at Chicago

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