World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
39
Citations
8661
World Ranking
8450
National Ranking
9

Nikolaos Smyrnis 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 Nikolaos Smyrnis sits on this spectrum.

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 publications 705+

This scientist: 166 publications — 57th percentile

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

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

Nikolaos Smyrnis 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 Nikolaos Smyrnis sits on this spectrum.

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 D-Index 144+

This scientist: 39 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

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

Overview

Nikolaos Smyrnis is affiliated with the National and Kapodistrian University of Athens in Greece. Their research spans multiple fields of study, primarily focusing on Medicine, Neuroscience, and Psychology. Key subfields contributing to their academic output include Cognitive Neuroscience, Psychiatry and Mental Health, Clinical Psychology, Experimental and Cognitive Psychology, and Neurology.

Their work covers several main research topics, with significant attention given to Functional Brain Connectivity Studies, Schizophrenia research and treatment, COVID-19 and Mental Health, Mental Health Research Topics in general, Attention Deficit Hyperactivity Disorder, Long-Term Effects of COVID-19, and Neural dynamics and brain function.

Nikolaos Smyrnis has published in various academic venues, frequently contributing to:

  • Frontiers in Psychiatry
  • Experimental and Therapeutic Medicine
  • European Psychiatry
  • Scientific Reports
  • Psychiatry Research

Recent published papers include:

  • Medical education challenges and innovations during COVID-19 pandemic, 2021, Postgraduate Medical Journal
  • Neurological manifestations of long-COVID syndrome: a narrative review, 2022, Therapeutic Advances in Chronic Disease
  • COVID-19 and its consequences on mental health (Review), 2021, Experimental and Therapeutic Medicine
  • Long COVID and neuropsychiatric manifestations (Review), 2022, Experimental and Therapeutic Medicine
  • Minimal reporting guideline for research involving eye tracking (2023 edition), 2023, Behavior Research Methods

The scientist collaborates regularly with various coauthors, including Christoph Klein, Panagiotis Ferentinos, Athanasios Douzenis, Monica Biscaldi, and Nikolaos Kelekis, reflecting an interdisciplinary and collaborative approach in their research.

Best Publications

  • Genome-wide association meta-analysis in 269,867 individuals identifies new genetic and functional links to intelligence

    Jeanne E Savage;Philip R Jansen;Philip R Jansen;Sven Stringer;Kyoko Watanabe

  • Study of 300,486 individuals identifies 148 independent genetic loci influencing general cognitive function

    Gail Davies;Max Lam;Sarah E. Harris;Joey W. Trampush

  • The motor cortex and the coding of force.

    Apostolos P. Georgopoulos;James Ashe;Nikolaos Smyrnis;Masato Taira

  • GWAS meta-analysis reveals novel loci and genetic correlates for general cognitive function: a report from the COGENT consortium

    Joey W Trampush;M L Z Yang;J Yu;E. Knowles

  • Medical education challenges and innovations during COVID-19 pandemic.

    Michail Papapanou;Eleni Routsi;Konstantinos Tsamakis;Lampros Fotis

  • Factorial Composition of Self-Rated Schizotypal Traits Among Young Males Undergoing Military Training

    Nicholas C. Stefanis;Nikolaos Smyrnis;Dimitrios Avramopoulos;Ioannis Evdokimidis

  • An internationally standardised antisaccade protocol

    Chrystalina Antoniades;Ulrich Ettinger;Bertrand Gaymard;Iain Gilchrist

  • Motor cortical activity in a memorized delay task.

    Nikolaos Smyrnis;Nikolaos Smyrnis;Masato Taira;Masato Taira;James Ashe;James Ashe;Apostolos P. Georgopoulos;Apostolos P. Georgopoulos

  • Impact of schizophrenia candidate genes on schizotypy and cognitive endophenotypes at the population level

    N.C. Stefanis;T.A. Trikalinos;D. Avramopoulos;N. Smyrnis

  • COVID-19 and its consequences on mental health (Review)

    Konstantinos Tsamakis;Dimitrios Tsiptsios;Andreas Ouranidis;Christoph Mueller

  • Variation in catechol-o-methyltransferase val158 met genotype associated with schizotypy but not cognition: A population study in 543 young men

    Nicholas C. Stefanis;Nicholas C. Stefanis;Jim Van Os;Dimitrios Avramopoulos;Nikolaos Smyrnis;Nikolaos Smyrnis

  • Higher scores of self reported schizotypy in healthy young males carrying the COMT high activity allele.

    D. Avramopoulos;N. C. Stefanis;I. Hantoumi;N. Smyrnis;N. Smyrnis

  • Motor cortical activity preceding a memorized movement trajectory with an orthogonal bend

    James Ashe;Masato Taira;Nikolaos Smyrnis;Giuseppe Pellizzer

  • On the relations between single cell activity in the motor cortex and the direction and magnitude of three-dimensional static isometric force

    Masato Taira;Jyl Boline;Jyl Boline;Nikolaos Smyrnis;Nikolaos Smyrnis;Apostolos P. Georgopoulos

  • Large-Scale Cognitive GWAS Meta-Analysis Reveals Tissue-Specific Neural Expression and Potential Nootropic Drug Targets

    Max Lam;Joey W. Trampush;Jin Yu;Emma Knowles

  • Pleiotropic meta-analysis of cognition, education, and schizophrenia differentiates roles of early neurodevelopmental and adult synaptic pathways

    Max Lam;W. David Hill;Joey W. Trampush;Jin Yu

  • Long COVID and neuropsychiatric manifestations (Review)

    Unknown

  • Screening Human Embryos for Polygenic Traits Has Limited Utility.

    Ehud Karavani;Or Zuk;Danny Zeevi;Nir Barzilai

  • The antisaccade task in a sample of 2,006 young males. II. Effects of task parameters.

    Smyrnis N;Evdokimidis I;Stefanis Nc;Constantinidis Ts

  • COMT Val158Met moderation of stress-induced psychosis

    Nicholas C. Stefanis;Cécile Henquet;Dimitrios Avramopoulos;Nikolaos Smyrnis;Nikolaos Smyrnis

  • Effect of COMT Val158Met polymorphism on the Continuous Performance Test, Identical Pairs Version: tuning rather than improving performance.

    Nicholas C. Stefanis;Jim van Os;Dimitrios Avramopoulos;Nikolaos Smyrnis

  • Frontal lobe dysfunction in amyotrophic lateral sclerosis.

    I Evdokimidis;T.S Constantinidis;P Gourtzelidis;N Smyrnis

Frequent Co-Authors

Ioannis Evdokimidis
Ioannis Evdokimidis Eginition Hospital
Dimitrios Avramopoulos
Dimitrios Avramopoulos Johns Hopkins University School of Medicine
Katherine E. Burdick
Katherine E. Burdick Brigham and Women's Hospital
Christoph Klein
Christoph Klein University of Freiburg
Todd Lencz
Todd Lencz Feinstein Institute for Medical Research
Panos Roussos
Panos Roussos Icahn School of Medicine at Mount Sinai
Aarno Palotie
Aarno Palotie University of Helsinki
Ole A. Andreassen
Ole A. Andreassen Oslo University Hospital
Srdjan Djurovic
Srdjan Djurovic Oslo University Hospital
Ingrid Melle
Ingrid Melle University of Oslo

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Pursuing a degree in psychology opens doors to a wide array of online degrees and diverse career pathways. For those interested in educational settings, becoming a school counselor is a popular option. Educational and certification requirements can differ greatly by state, so it's important to plan ahead.

For instance, if you’re interested in becoming a school counselor in Hawaii, you’ll need to complete an approved master’s degree and meet specific licensing standards. The Idaho school counselor education requirements include completion of a school counseling program and a relevant internship.

In Illinois, you must meet several requirements to be a school counselor in Illinois, such as a master’s degree and a professional educator license. Meanwhile, the requirements to be a school counselor in Indiana involve specific coursework and ongoing professional development.

Earning your psychology degree online can provide the flexibility you need to meet these varied requirements and start a rewarding career serving students and communities across the country.

Best Scientists Citing Nikolaos Smyrnis

Trending Scientists