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Psychology
Denmark
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Psychology 74 1885 1701 5 5 460 20413

Erik Simonsen publications per year

The chart shows the history of publications by Erik Simonsen between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Erik Simonsen published across 41 years, from 1985 to 2025, averaging 15.6 papers a year. Output peaked at 49 publications in 2017. 24 of the 639 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1985 to 2025. Vertical axis: number of publications, 0 to 49. Peak 49 publications in 2017. 1985: 4 publications 1986: 3 publications 1987: 3 publications 1988: 1 publication 1989: 1 publication 1990: 3 publications 1991: 6 publications 1992: 7 publications 1993: 5 publications 1994: 10 publications 1995: 9 publications 1996: 10 publications 1997: 3 publications 1998: 13 publications 1999: 3 publications 2000: 10 publications 2001: 9 publications 2002: 8 publications 2003: 6 publications 2004: 6 publications 2005: 13 publications 2006: 19 publications 2007: 25 publications 2008: 14 publications 2009: 10 publications 2010: 27 publications 2011: 23 publications 2012: 33 publications 2013: 23 publications 2014: 28 publications 2015: 25 publications 2016: 30 publications 2017: 49 publications 2018: 32 publications 2019: 29 publications 2020: 29 publications 2021: 34 publications 2022: 20 publications 2023: 32 publications 2024: 9 publications 2025: 15 publications
1985 2025

639 publications in total across all disciplines

View publications per year as a table
Erik Simonsen: publications per year, 1985 to 2025
Year Publications
1985 4
1986 3
1987 3
1988 1
1989 1
1990 3
1991 6
1992 7
1993 5
1994 10
1995 9
1996 10
1997 3
1998 13
1999 3
2000 10
2001 9
2002 8
2003 6
2004 6
2005 13
2006 19
2007 25
2008 14
2009 10
2010 27
2011 23
2012 33
2013 23
2014 28
2015 25
2016 30
2017 49
2018 32
2019 29
2020 29
2021 34
2022 20
2023 32
2024 9
2025 15
Total 639
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Erik Simonsen publication distribution in Psychology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Psychology in 2026. The highlighted bar marks where Erik Simonsen sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 69 bars. Horizontal axis: publications, 31–40 to 705+. Vertical axis: number of scientists, 0 to 736. Most scientists, 736, have 101–110 publications. The last bar groups every scientist with 705 publications or more. The highlighted bar, 451–460 publications, is where this scientist sits. 31–40 publications: 6 scientists 41–50 publications: 52 scientists 51–60 publications: 138 scientists 61–70 publications: 299 scientists 71–80 publications: 461 scientists 81–90 publications: 605 scientists 91–100 publications: 713 scientists 101–110 publications: 736 scientists 111–120 publications: 686 scientists 121–130 publications: 670 scientists 131–140 publications: 644 scientists 141–150 publications: 597 scientists 151–160 publications: 576 scientists 161–170 publications: 477 scientists 171–180 publications: 450 scientists 181–190 publications: 397 scientists 191–200 publications: 343 scientists 201–210 publications: 328 scientists 211–220 publications: 313 scientists 221–230 publications: 283 scientists 231–240 publications: 226 scientists 241–250 publications: 196 scientists 251–260 publications: 201 scientists 261–270 publications: 171 scientists 271–280 publications: 151 scientists 281–290 publications: 139 scientists 291–300 publications: 113 scientists 301–310 publications: 102 scientists 311–320 publications: 100 scientists 321–330 publications: 76 scientists 331–340 publications: 92 scientists 341–350 publications: 85 scientists 351–360 publications: 69 scientists 361–370 publications: 71 scientists 371–380 publications: 63 scientists 381–390 publications: 58 scientists 391–400 publications: 57 scientists 401–410 publications: 43 scientists 411–420 publications: 33 scientists 421–430 publications: 50 scientists 431–440 publications: 41 scientists 441–450 publications: 32 scientists 451–460 publications: 27 scientists 461–470 publications: 28 scientists 471–480 publications: 25 scientists 481–490 publications: 28 scientists 491–500 publications: 20 scientists 501–510 publications: 23 scientists 511–520 publications: 26 scientists 521–530 publications: 17 scientists 531–540 publications: 21 scientists 541–550 publications: 14 scientists 551–560 publications: 16 scientists 561–570 publications: 10 scientists 571–580 publications: 22 scientists 581–590 publications: 9 scientists 591–600 publications: 14 scientists 601–610 publications: 9 scientists 611–620 publications: 11 scientists 621–630 publications: 4 scientists 631–640 publications: 7 scientists 641–650 publications: 5 scientists 651–660 publications: 10 scientists 661–670 publications: 8 scientists 671–680 publications: 8 scientists 681–690 publications: 4 scientists 691–700 publications: 3 scientists 701–704 publications: 4 scientists 705+ publications: 100 scientists
31–40 publications 705+

This scientist: 460 publications — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 705 publications or more.

View publications distribution as a table
Number of Psychology scientists by publication count, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
Publications Scientists This scientist
31–40 6
41–50 52
51–60 138
61–70 299
71–80 461
81–90 605
91–100 713
101–110 736
111–120 686
121–130 670
131–140 644
141–150 597
151–160 576
161–170 477
171–180 450
181–190 397
191–200 343
201–210 328
211–220 313
221–230 283
231–240 226
241–250 196
251–260 201
261–270 171
271–280 151
281–290 139
291–300 113
301–310 102
311–320 100
321–330 76
331–340 92
341–350 85
351–360 69
361–370 71
371–380 63
381–390 58
391–400 57
401–410 43
411–420 33
421–430 50
431–440 41
441–450 32
451–460 27 460
461–470 28
471–480 25
481–490 28
491–500 20
501–510 23
511–520 26
521–530 17
531–540 21
541–550 14
551–560 16
561–570 10
571–580 22
581–590 9
591–600 14
601–610 9
611–620 11
621–630 4
631–640 7
641–650 5
651–660 10
661–670 8
671–680 8
681–690 4
691–700 3
701–704 4
705+ 100
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Erik Simonsen D-index placement in Psychology in 2026

The chart shows the D-index (discipline H-index) distribution of Psychology scientists ranked by Research.com in 2026. The highlighted bar marks where Erik Simonsen sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 58 bars. Horizontal axis: D-Index, 30–31 to 144+. Vertical axis: number of scientists, 0 to 702. Most scientists, 702, have 32–33 D-Index. The last bar groups every scientist with 144 D-Index or more. The highlighted bar, 74–75 D-Index, is where this scientist sits. 30–31 D-Index: 398 scientists 32–33 D-Index: 702 scientists 34–35 D-Index: 671 scientists 36–37 D-Index: 659 scientists 38–39 D-Index: 641 scientists 40–41 D-Index: 671 scientists 42–43 D-Index: 617 scientists 44–45 D-Index: 558 scientists 46–47 D-Index: 495 scientists 48–49 D-Index: 487 scientists 50–51 D-Index: 445 scientists 52–53 D-Index: 390 scientists 54–55 D-Index: 408 scientists 56–57 D-Index: 345 scientists 58–59 D-Index: 325 scientists 60–61 D-Index: 321 scientists 62–63 D-Index: 248 scientists 64–65 D-Index: 290 scientists 66–67 D-Index: 218 scientists 68–69 D-Index: 219 scientists 70–71 D-Index: 215 scientists 72–73 D-Index: 183 scientists 74–75 D-Index: 169 scientists 76–77 D-Index: 132 scientists 78–79 D-Index: 137 scientists 80–81 D-Index: 120 scientists 82–83 D-Index: 112 scientists 84–85 D-Index: 86 scientists 86–87 D-Index: 101 scientists 88–89 D-Index: 83 scientists 90–91 D-Index: 77 scientists 92–93 D-Index: 70 scientists 94–95 D-Index: 78 scientists 96–97 D-Index: 58 scientists 98–99 D-Index: 53 scientists 100–101 D-Index: 57 scientists 102–103 D-Index: 48 scientists 104–105 D-Index: 53 scientists 106–107 D-Index: 46 scientists 108–109 D-Index: 24 scientists 110–111 D-Index: 35 scientists 112–113 D-Index: 27 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 31 scientists 118–119 D-Index: 22 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 24 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 11 scientists 128–129 D-Index: 19 scientists 130–131 D-Index: 10 scientists 132–133 D-Index: 16 scientists 134–135 D-Index: 10 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 5 scientists 142–143 D-Index: 12 scientists 144+ D-Index: 98 scientists
30–31 D-Index 144+

This scientist: 74 D-Index — 84th percentile

84% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 144 D-Index or more.

View D-Index distribution as a table
Number of Psychology scientists by D-index, Research.com 2026 ranking edition. Based on 11,416 ranked scientists.
D-Index Scientists This scientist
30–31 398
32–33 702
34–35 671
36–37 659
38–39 641
40–41 671
42–43 617
44–45 558
46–47 495
48–49 487
50–51 445
52–53 390
54–55 408
56–57 345
58–59 325
60–61 321
62–63 248
64–65 290
66–67 218
68–69 219
70–71 215
72–73 183
74–75 169 74
76–77 132
78–79 137
80–81 120
82–83 112
84–85 86
86–87 101
88–89 83
90–91 77
92–93 70
94–95 78
96–97 58
98–99 53
100–101 57
102–103 48
104–105 53
106–107 46
108–109 24
110–111 35
112–113 27
114–115 32
116–117 31
118–119 22
120–121 16
122–123 24
124–125 18
126–127 11
128–129 19
130–131 10
132–133 16
134–135 10
136–137 12
138–139 8
140–141 5
142–143 12
144+ 98
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Research.com Recognitions

  • 2026 - Research.com Psychology in Denmark Leader Award
  • 2025 - Research.com Psychology in Denmark Leader Award

Overview

Erik Simonsen is affiliated with the University of Copenhagen in Denmark and has a research focus centered on psychology and medicine, particularly within clinical psychology and psychiatry and mental health.

Simonsen's work engages primarily with topics related to personality disorders and psychopathology, mental health and psychiatry, schizophrenia research and treatment, psychotherapy techniques and applications, child and adolescent psychosocial and emotional development, bipolar disorder and treatment, and psychosomatic disorders and their treatments.

The scientist has contributed to several notable papers, including:

  • Psychological therapies for people with borderline personality disorder, 2020, Cochrane Database of Systematic Reviews
  • Development and initial evaluation of the ICD-11 personality disorder severity scale: PDS-ICD-11, 2021, Personality and Mental Health
  • Psychotherapies for borderline personality disorder: a focused systematic review and meta-analysis, 2022, The British Journal of Psychiatry
  • Pharmacological interventions for people with borderline personality disorder, 2022, Cochrane Database of Systematic Reviews
  • Traumatic experiences, ICD-11 PTSD, ICD-11 complex PTSD, and the overlap with ICD-10 diagnoses, 2020, Acta Psychiatrica Scandinavica

Frequent co-authors collaborating with Simonsen include Ole Jakob Storebø, Mickey Kongerslev, Mie Sedoc Jørgensen, Stephen F. Austin, and Finland.

The scientist's research is predominantly published in venues such as the Scandinavian Journal of Medicine and Science in Sports, Nordic Journal of Psychiatry, Personality Disorders Theory Research and Treatment, BMJ Open, and Cochrane Database of Systematic Reviews.

Best Publications

  • Alternative dimensional models of personality disorder: finding a common ground.

    Thomas A. Widiger;Erik Simonsen

  • Neural inhibition during maximal eccentric and concentric quadriceps contraction: effects of resistance training

    P. Aagaard;E. B. Simonsen;J. L. Andersen;S. P. Magnusson

  • Reducing the duration of untreated first-episode psychosis: effects on clinical presentation.

    Ingrid Melle;Tor K. Larsen;Ulrik Haahr;Svein Friis

  • Methylphenidate for children and adolescents with attention deficit hyperactivity disorder (ADHD)

    Ole Jakob Storebø;Erica Ramstad;Helle B Krogh;Trine Danvad Nilausen

  • Isokinetic hamstring/quadriceps strength ratio: influence from joint angular velocity, gravity correction and contraction mode.

    P Aagaard;E B Simonsen;M Trolle;J Bangsbo

  • Mechanical and physiological responses to stretching with and without preisometric contraction in human skeletal muscle

    S.Peter Magnusson;Erik B. Simonsen;Per Aagaard;Poul Dyhre-Poulsen

  • Long-term follow-up of the TIPS early detection in psychosis study: effects on 10-year outcome.

    Wenche ten Velden Hegelstad;Tor K. Larsen;Bjørn Auestad;Julie Evensen

  • Methylphenidate for attention deficit hyperactivity disorder (ADHD) in children and adolescents – assessment of adverse events in non‐randomised studies

    Ole Jakob Storebø;Nadia Pedersen;Erica Ramstad;Maja Lærke Kielsholm

  • Psychopathy : antisocial, criminal, and violent behavior

    Theodore Millon;Erik Simonsen;Morten Birket-Smith;Roger D. Davis

  • Early detection strategies for untreated first-episode psychosis

    Jan Olav Johannessen;Thomas H McGlashan;Tor Ketil Larsen;Marthe Horneland

  • Early detection and intervention in first-episode schizophrenia: a critical review

    T. K. Larsen;S. Friis;U. Haahr;I. Joa

  • Personality disorder research agenda for the DSM-V

    Thomas A. Widiger;Erik Simonsen;Robert Krueger;W. John Livesley

  • Early Detection of the First Episode of Schizophrenia and Suicidal Behavior

    Ingrid Melle;Jan Olav Johannesen;Svein Friis;Ulrik Haahr

  • The Key to Reducing Duration of Untreated First Psychosis: Information Campaigns

    Inge Joa;Jan Olav Johannessen;Bjørn Auestad;Svein Friis

  • Neurocognitive Dysfunction in First-Episode Psychosis: Correlates With Symptoms, Premorbid Adjustment, and Duration of Untreated Psychosis

    Bjørn Rishovd Rund;Ingrid Melle;Svein Friis;Tor K. Larsen

  • Historical conceptions of psychopathy in the United States and Europe.

    Theodore Millon;Erik Simonsen;Morten Birket-Smith

  • Prevention of negative symptom psychopathologies in first-episode schizophrenia: two-year effects of reducing the duration of untreated psychosis.

    Ingrid Melle;Tor K. Larsen;Ulrik Haahr;Svein Friis

  • Risk factors for violence among patients with schizophrenia

    Sune Bo;Ahmad Abu-Akel;Mickey Kongerslev;Ulrik Helt Haahr

  • Methylphenidate for attention-deficit/hyperactivity disorder in children and adolescents: Cochrane systematic review with meta-analyses and trial sequential analyses of randomised clinical trials

    Ole Jakob Storebø;Ole Jakob Storebø;Helle B Krogh;Erica Ramstad;Carlos R Moreira-Maia

  • Shortened Duration of Untreated First Episode of Psychosis: Changes in Patient Characteristics at Treatment

    Tor K. Larsen;Thomas H. McGlashan;Jan Olav Johannessen;Svein Friis

  • Contemporary directions in psychopathology : scientific foundations of the DSM-V and ICD-11

    Theodore Millon;Robert F. Krueger;Erik Simonsen

Frequent Co-Authors

Tor K. Larsen
Tor K. Larsen University of Bergen
Ingrid Melle
Ingrid Melle University of Oslo
Bjørn Rishovd Rund
Bjørn Rishovd Rund Vestre Viken Hospital Trust
Per Vaglum
Per Vaglum University of Oslo
Inge Joa
Inge Joa Stavanger University Hospital
Thomas H. McGlashan
Thomas H. McGlashan Yale University
Christian Gluud
Christian Gluud University of Southern Denmark
Bo Bach
Bo Bach University of Copenhagen
Kjetil Sundet
Kjetil Sundet University of Oslo
Ask Elklit
Ask Elklit University of Southern Denmark

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