World's Best Scientists 2026 revealed!
Ruben Smith

Ruben Smith

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Neuroscience 57 4296 3941 78 73 185 14689

Ruben Smith publications per year

The chart shows the history of publications by Ruben Smith between 2003 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ruben Smith published across 23 years, from 2003 to 2025, averaging 9.6 papers a year. Output peaked at 34 publications in 2020. 45 of the 221 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2003 to 2025. Vertical axis: number of publications, 0 to 34. Peak 34 publications in 2020. 2003: 3 publications 2004: 0 publications 2005: 3 publications 2006: 1 publication 2007: 3 publications 2008: 1 publication 2009: 3 publications 2010: 3 publications 2011: 0 publications 2012: 0 publications 2013: 1 publication 2014: 0 publications 2015: 1 publication 2016: 6 publications 2017: 11 publications 2018: 10 publications 2019: 15 publications 2020: 34 publications 2021: 29 publications 2022: 30 publications 2023: 22 publications 2024: 21 publications 2025: 24 publications
2003 2025

221 publications in total across all disciplines

View publications per year as a table
Ruben Smith: publications per year, 2003 to 2025
Year Publications
2003 3
2004 0
2005 3
2006 1
2007 3
2008 1
2009 3
2010 3
2011 0
2012 0
2013 1
2014 0
2015 1
2016 6
2017 11
2018 10
2019 15
2020 34
2021 29
2022 30
2023 22
2024 21
2025 24
Total 221
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Ruben Smith publication distribution in Neuroscience in 2026

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

No. of scientists
100 200 300 400 500
Bar chart with 86 bars. Horizontal axis: publications, 38–47 to 887+. Vertical axis: number of scientists, 0 to 539. Most scientists, 539, have 98–107 publications. The last bar groups every scientist with 887 publications or more. The highlighted bar, 178–187 publications, is where this scientist sits. 38–47 publications: 18 scientists 48–57 publications: 79 scientists 58–67 publications: 193 scientists 68–77 publications: 323 scientists 78–87 publications: 406 scientists 88–97 publications: 452 scientists 98–107 publications: 539 scientists 108–117 publications: 505 scientists 118–127 publications: 522 scientists 128–137 publications: 469 scientists 138–147 publications: 456 scientists 148–157 publications: 459 scientists 158–167 publications: 397 scientists 168–177 publications: 383 scientists 178–187 publications: 350 scientists 188–197 publications: 302 scientists 198–207 publications: 306 scientists 208–217 publications: 262 scientists 218–227 publications: 242 scientists 228–237 publications: 220 scientists 238–247 publications: 203 scientists 248–257 publications: 174 scientists 258–267 publications: 176 scientists 268–277 publications: 175 scientists 278–287 publications: 125 scientists 288–297 publications: 116 scientists 298–307 publications: 127 scientists 308–317 publications: 128 scientists 318–327 publications: 99 scientists 328–337 publications: 89 scientists 338–347 publications: 78 scientists 348–357 publications: 96 scientists 358–367 publications: 66 scientists 368–377 publications: 59 scientists 378–387 publications: 65 scientists 388–397 publications: 54 scientists 398–407 publications: 48 scientists 408–417 publications: 49 scientists 418–427 publications: 34 scientists 428–437 publications: 31 scientists 438–447 publications: 30 scientists 448–457 publications: 31 scientists 458–467 publications: 36 scientists 468–477 publications: 40 scientists 478–487 publications: 35 scientists 488–497 publications: 30 scientists 498–507 publications: 23 scientists 508–517 publications: 26 scientists 518–527 publications: 20 scientists 528–537 publications: 23 scientists 538–547 publications: 20 scientists 548–557 publications: 20 scientists 558–567 publications: 17 scientists 568–577 publications: 14 scientists 578–587 publications: 20 scientists 588–597 publications: 20 scientists 598–607 publications: 19 scientists 608–617 publications: 18 scientists 618–627 publications: 17 scientists 628–637 publications: 11 scientists 638–647 publications: 11 scientists 648–657 publications: 11 scientists 658–667 publications: 8 scientists 668–677 publications: 7 scientists 678–687 publications: 11 scientists 688–697 publications: 10 scientists 698–707 publications: 4 scientists 708–717 publications: 6 scientists 718–727 publications: 5 scientists 728–737 publications: 5 scientists 738–747 publications: 9 scientists 748–757 publications: 9 scientists 758–767 publications: 3 scientists 768–777 publications: 7 scientists 778–787 publications: 7 scientists 788–797 publications: 6 scientists 798–807 publications: 2 scientists 808–817 publications: 2 scientists 818–827 publications: 7 scientists 828–837 publications: 0 scientists 838–847 publications: 9 scientists 848–857 publications: 3 scientists 858–867 publications: 1 scientist 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38–47 publications 887+

This scientist: 185 publications — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 887 publications or more.

View publications distribution as a table
Number of Neuroscience scientists by publication count, Research.com 2026 ranking edition. Based on 9,597 ranked scientists.
Publications Scientists This scientist
38–47 18
48–57 79
58–67 193
68–77 323
78–87 406
88–97 452
98–107 539
108–117 505
118–127 522
128–137 469
138–147 456
148–157 459
158–167 397
168–177 383
178–187 350 185
188–197 302
198–207 306
208–217 262
218–227 242
228–237 220
238–247 203
248–257 174
258–267 176
268–277 175
278–287 125
288–297 116
298–307 127
308–317 128
318–327 99
328–337 89
338–347 78
348–357 96
358–367 66
368–377 59
378–387 65
388–397 54
398–407 48
408–417 49
418–427 34
428–437 31
438–447 30
448–457 31
458–467 36
468–477 40
478–487 35
488–497 30
498–507 23
508–517 26
518–527 20
528–537 23
538–547 20
548–557 20
558–567 17
568–577 14
578–587 20
588–597 20
598–607 19
608–617 18
618–627 17
628–637 11
638–647 11
648–657 11
658–667 8
668–677 7
678–687 11
688–697 10
698–707 4
708–717 6
718–727 5
728–737 5
738–747 9
748–757 9
758–767 3
768–777 7
778–787 7
788–797 6
798–807 2
808–817 2
818–827 7
828–837 0
838–847 9
848–857 3
858–867 1
868–877 3
878–886 6
887+ 100
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Ruben Smith D-index placement in Neuroscience in 2026

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

No. of scientists
100 200 300 400 500
Bar chart with 68 bars. Horizontal axis: D-Index, 30–31 to 163+. Vertical axis: number of scientists, 0 to 512. Most scientists, 512, have 46–47 D-Index. The last bar groups every scientist with 163 D-Index or more. The highlighted bar, 56–57 D-Index, is where this scientist sits. 30–31 D-Index: 42 scientists 32–33 D-Index: 172 scientists 34–35 D-Index: 296 scientists 36–37 D-Index: 435 scientists 38–39 D-Index: 459 scientists 40–41 D-Index: 456 scientists 42–43 D-Index: 467 scientists 44–45 D-Index: 478 scientists 46–47 D-Index: 512 scientists 48–49 D-Index: 435 scientists 50–51 D-Index: 425 scientists 52–53 D-Index: 418 scientists 54–55 D-Index: 392 scientists 56–57 D-Index: 357 scientists 58–59 D-Index: 334 scientists 60–61 D-Index: 328 scientists 62–63 D-Index: 260 scientists 64–65 D-Index: 278 scientists 66–67 D-Index: 239 scientists 68–69 D-Index: 250 scientists 70–71 D-Index: 210 scientists 72–73 D-Index: 200 scientists 74–75 D-Index: 189 scientists 76–77 D-Index: 170 scientists 78–79 D-Index: 146 scientists 80–81 D-Index: 113 scientists 82–83 D-Index: 126 scientists 84–85 D-Index: 100 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 99 scientists 90–91 D-Index: 84 scientists 92–93 D-Index: 85 scientists 94–95 D-Index: 72 scientists 96–97 D-Index: 76 scientists 98–99 D-Index: 45 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 43 scientists 104–105 D-Index: 32 scientists 106–107 D-Index: 45 scientists 108–109 D-Index: 50 scientists 110–111 D-Index: 32 scientists 112–113 D-Index: 39 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 27 scientists 120–121 D-Index: 19 scientists 122–123 D-Index: 23 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 16 scientists 128–129 D-Index: 24 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 14 scientists 138–139 D-Index: 15 scientists 140–141 D-Index: 10 scientists 142–143 D-Index: 10 scientists 144–145 D-Index: 13 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 8 scientists 150–151 D-Index: 6 scientists 152–153 D-Index: 6 scientists 154–155 D-Index: 7 scientists 156–157 D-Index: 7 scientists 158–159 D-Index: 10 scientists 160–161 D-Index: 4 scientists 162 D-Index: 8 scientists 163+ D-Index: 100 scientists
30–31 D-Index 163+

This scientist: 57 D-Index — 56th percentile

56% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 163 D-Index or more.

View D-Index distribution as a table
Number of Neuroscience scientists by D-index, Research.com 2026 ranking edition. Based on 9,597 ranked scientists.
D-Index Scientists This scientist
30–31 42
32–33 172
34–35 296
36–37 435
38–39 459
40–41 456
42–43 467
44–45 478
46–47 512
48–49 435
50–51 425
52–53 418
54–55 392
56–57 357 57
58–59 334
60–61 328
62–63 260
64–65 278
66–67 239
68–69 250
70–71 210
72–73 200
74–75 189
76–77 170
78–79 146
80–81 113
82–83 126
84–85 100
86–87 84
88–89 99
90–91 84
92–93 85
94–95 72
96–97 76
98–99 45
100–101 49
102–103 43
104–105 32
106–107 45
108–109 50
110–111 32
112–113 39
114–115 32
116–117 29
118–119 27
120–121 19
122–123 23
124–125 27
126–127 16
128–129 24
130–131 13
132–133 21
134–135 17
136–137 14
138–139 15
140–141 10
142–143 10
144–145 13
146–147 9
148–149 8
150–151 6
152–153 6
154–155 7
156–157 7
158–159 10
160–161 4
162 8
163+ 100
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Overview

Ruben Smith is affiliated with Lund University in Sweden and focuses extensively on research in the field of medicine, with particular emphasis on physiology, psychiatry and mental health, radiology, nuclear medicine and imaging, cognitive neuroscience, and neurology. Their work primarily addresses several key topics including Alzheimer's disease research and treatments, dementia and cognitive impairment research, functional brain connectivity studies, advanced neuroimaging techniques and applications, medical imaging techniques and applications, neurological disease mechanisms and treatments, and Parkinson's disease mechanisms and treatments.

Recent papers by Ruben Smith illustrate a concentration on biomarkers and pathological mechanisms related to Alzheimer's disease. These include:

  • Discriminative Accuracy of Plasma Phospho-tau217 for Alzheimer Disease vs Other Neurodegenerative Disorders, 2020, published in JAMA
  • Plasma P-tau181 in Alzheimer's disease: relationship to other biomarkers, differential diagnosis, neuropathology and longitudinal progression to Alzheimer's dementia, 2020, published in Nature Medicine
  • Four distinct trajectories of tau deposition identified in Alzheimer's disease, 2021, published in Nature Medicine
  • Spread of pathological tau proteins through communicating neurons in human Alzheimer's disease, 2020, published in Nature Communications
  • Plasma GFAP is an early marker of amyloid-β but not tau pathology in Alzheimer's disease, 2021, published in Brain

Ruben Smith frequently collaborates with a set of co-authors who contribute prominently to their research output. These collaborators include:

  • Oskar Hansson
  • Olof Strandberg
  • Erik Stomrud
  • Rik Ossenkoppele
  • Sebastian Palmqvist

Smith's research findings are regularly published in a range of scientific journals and venues. Frequent publication outlets include:

  • Alzheimer s & Dementia
  • bioRxiv (Cold Spring Harbor Laboratory)
  • JAMA Neurology
  • Brain
  • Nature Communications

Their body of work comprises over 340 publications in the broader field of medicine, with significant contributions to subfields such as physiology and psychiatry, reflecting a multidisciplinary engagement with neurological and cognitive disorders. The scope of topics covered illustrates an integration of clinical biomarker research, neuroimaging, and neuropathological studies, focused on improving the understanding of disease mechanisms and progression in Alzheimer's disease and related neurodegenerative conditions.

Best Publications

  • Discriminative Accuracy of Plasma Phospho-tau217 for Alzheimer Disease vs Other Neurodegenerative Disorders.

    Sebastian Palmqvist;Shorena Janelidze;Yakeel T. Quiroz;Yakeel T. Quiroz;Henrik Zetterberg

  • Plasma P-tau181 in Alzheimer’s disease: relationship to other biomarkers, differential diagnosis, neuropathology and longitudinal progression to Alzheimer’s dementia

    Shorena Janelidze;Niklas Mattsson;Sebastian Palmqvist;Ruben Smith

  • Four distinct trajectories of tau deposition identified in Alzheimer’s disease

    Jacob W Vogel;Alexandra L Young;Neil P Oxtoby;Ruben Smith

  • Amyloid and tau PET-positive cognitively unimpaired individuals are at high risk for future cognitive decline

    Unknown

  • Plasma GFAP is an early marker of amyloid-β but not tau pathology in Alzheimer's disease.

    Joana B Pereira;Joana B Pereira;Shorena Janelidze;Ruben Smith;Niklas Mattsson-Carlgren

  • Spread of pathological tau proteins through communicating neurons in human Alzheimer's disease

    Jacob W. Vogel;Yasser Iturria-Medina;Olof T. Strandberg;Ruben Smith

  • Discriminative accuracy of [18F]flortaucipir positron emission tomography for Alzheimer disease vs other neurodegenerative disorders

    Rik Ossenkoppele;Rik Ossenkoppele;Gil D. Rabinovici;Ruben Smith;Hanna Cho

  • Cerebrospinal fluid p-tau217 performs better than p-tau181 as a biomarker of Alzheimer's disease.

    Shorena Janelidze;Erik Stomrud;Ruben Smith;Sebastian Palmqvist

  • Functional brain architecture is associated with the rate of tau accumulation in Alzheimer’s disease

    Unknown

  • Associations of Plasma Phospho-Tau217 Levels With Tau Positron Emission Tomography in Early Alzheimer Disease

    Shorena Janelidze;David Berron;Ruben Smith;Olof Strandberg

  • Aβ deposition is associated with increases in soluble and phosphorylated tau that precede a positive Tau PET in Alzheimer's disease.

    Niklas Mattsson-Carlgren;Emelie Andersson;Shorena Janelidze;Rik Ossenkoppele;Rik Ossenkoppele

  • Orexin loss in Huntington's disease

    Åsa Petersén;Joana Gil;Marion L.C. Maat-Schieman;Maria Björkqvist

  • Associations between tau, Aβ, and cortical thickness with cognition in Alzheimer disease.

    Rik Ossenkoppele;Ruben Smith;Tomas Ohlsson;Olof Strandberg

  • Accuracy of Tau Positron Emission Tomography as a Prognostic Marker in Preclinical and Prodromal Alzheimer Disease: A Head-to-Head Comparison Against Amyloid Positron Emission Tomography and Magnetic Resonance Imaging.

    Rik Ossenkoppele;Rik Ossenkoppele;Ruben Smith;Niklas Mattsson-Carlgren;Colin Groot

  • Synaptic dysfunction in Huntington's disease: a new perspective

    Ruben Smith;Patrik Brundin;Jia-Yi Li

  • Soluble P-tau217 reflects amyloid and tau pathology and mediates the association of amyloid with tau

    Niklas Mattsson-Carlgren;Shorena Janelidze;Randall J Bateman;Ruben Smith

  • Diagnostic Performance of RO948 F 18 Tau Positron Emission Tomography in the Differentiation of Alzheimer Disease From Other Neurodegenerative Disorders.

    Antoine Leuzy;Ruben Smith;Rik Ossenkoppele;Rik Ossenkoppele;Alexander Santillo

  • Untangling the association of amyloid-β and tau with synaptic and axonal loss in Alzheimer's disease

    Joana B Pereira;Joana B Pereira;Shorena Janelidze;Rik Ossenkoppele;Rik Ossenkoppele;Hlin Kvartsberg;Hlin Kvartsberg

  • Early stages of tau pathology and its associations with functional connectivity, atrophy and memory.

    David Berron;Jacob W Vogel;Philip S Insel;Philip S Insel;Joana B Pereira

  • 18F-AV-1451 tau PET imaging correlates strongly with tau neuropathology in MAPT mutation carriers.

    Ruben Smith;Andreas Puschmann;Michael Schöll;Michael Schöll;Tomas Ohlsson

  • 18F-AV-1451 and CSF T-tau and P-tau as biomarkers in Alzheimer's disease

    Niklas Mattsson;Michael Schöll;Olof Strandberg;Ruben Smith

  • Increased metabolism in the R6/2 mouse model of Huntington's disease.

    Jorien M.M. van der Burg;Karl Bacos;Nigel I. Wood;Andreas Lindqvist

  • Distinct 18F-AV-1451 tau PET retention patterns in early- and late-onset Alzheimer's disease.

    Michael Schöll;Michael Schöll;Rik Ossenkoppele;Olof Strandberg;Sebastian Palmqvist

  • Cholinergic neuronal defect without cell loss in Huntington's disease.

    Ruben Smith;Hinfan Chung;Sara Rundquist;Marion L.C. Maat-Schieman

Frequent Co-Authors

Oskar Hansson
Oskar Hansson Lund University
Rik Ossenkoppele
Rik Ossenkoppele Lund University
Sebastian Palmqvist
Sebastian Palmqvist Lund University
Erik Stomrud
Erik Stomrud Lund University
Michael Schöll
Michael Schöll University of Gothenburg
Shorena Janelidze
Shorena Janelidze Lund University
Niklas Mattsson
Niklas Mattsson Lund University
Gil D. Rabinovici
Gil D. Rabinovici University of California, San Francisco
Kaj Blennow
Kaj Blennow University of Gothenburg
Philip S. Insel
Philip S. Insel University of California, San Francisco

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