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Social Sciences and Humanities
Sweden
2026

D-Index & Metrics

Social Sciences and Humanities

D-Index
79
Citations
23862
World Ranking
402
National Ranking
1

Boo Johansson 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 Boo Johansson sits on this spectrum.

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 publications 570+

This scientist: 315 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Boo Johansson 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 Boo Johansson sits on this spectrum.

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: 79 D-Index — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Social Sciences and Humanities in Sweden Leader Award
  • 2025 - Research.com Social Sciences and Humanities in Sweden Leader Award
  • 2022 - Research.com Social Sciences and Humanities in Sweden Leader Award

Overview

Boo Johansson is affiliated with the University of Gothenburg in Sweden. Their research spans social sciences and medicine, with significant contributions in demography, general health professions, and experimental and cognitive psychology. Johansson's work includes studies in psychiatry and mental health, as well as health-related topics.

Their research frequently addresses themes such as retirement, disability, and employment; dementia and cognitive impairment research; cognitive abilities and testing; health disparities and outcomes; nutrition and health in aging; health, environment, and cognitive aging; and technology use by older adults.

Johansson's recent papers include the following:

  • Trajectories of Big Five Personality Traits: A Coordinated Analysis of 16 Longitudinal Samples (2020), published in European Journal of Personality
  • Going web or staying paper? The use of web-surveys among older people (2020), published in BMC Medical Research Methodology
  • Towards an active and happy retirement? Changes in leisure activity and depressive symptoms during the retirement transition (2020), published in Aging & Mental Health
  • Helping out or helping yourself? Volunteering and life satisfaction across the retirement transition (2020), published in Psychology and Aging
  • Frailty trajectories in three longitudinal studies of aging: Is the level or the rate of change more predictive of mortality? (2021), published in Age and Ageing

Johansson collaborates frequently with several coauthors, including Magnus Lindwall, Graciela Muñiz-Terrera, Valgeir Thorvaldsson, Marie Kivi, and Georg Henning.

Their publications appear often in journals such as Psychology and Aging, Age and Ageing, Innovation in Aging, Motivation and Emotion, and Research Square (Research Square).

Best Publications

  • Role of Genes and Environments for Explaining Alzheimer Disease

    Margaret Gatz;Chandra A. Reynolds;Laura Fratiglioni;Boo Johansson

  • Substantial genetic influence on cognitive abilities in twins 80 or more years old

    Gerald E. McClearn;Boo Johansson;Stig Berg;Nancy L. Pedersen

  • Longitudinal Studies of Clonally Expanded CD8 T Cells Reveal a Repertoire Shrinkage Predicting Mortality and an Increased Number of Dysfunctional Cytomegalovirus-Specific T Cells in the Very Elderly

    Sine Reker Hadrup;Jan Strindhall;Tania Køllgaard;Tina Seremet

  • Midlife overweight and obesity increase late-life dementia risk A population-based twin study

    W.L. Xu;A.R. Atti;M. Gatz;N.L. Pedersen

  • Age-related change in peripheral blood T-lymphocyte subpopulations and cytomegalovirus infection in the very old: the Swedish longitudinal OCTO immune study.

    Jadwiga Olsson;Anders Wikby;Boo Johansson;Sture Löfgren

  • Heritability for Alzheimer's Disease: The Study of Dementia in Swedish Twins

    Margaret Gatz;Nancy L. Pedersen;Stig Berg;Boo Johansson

  • Expansions of peripheral blood CD8 T-lymphocyte subpopulations and an association with cytomegalovirus seropositivity in the elderly : the Swedish NONA immune study.

    Anders Wikby;Boo Johansson;Jadwiga Olsson;Sture Löfgren

  • Immune Parameters in a Longitudinal Study of a Very Old Population of Swedish People: A Comparison Between Survivors and Nonsurvivors

    Frederick G. Ferguson;Anders Wikby;Pamela Maxson;Jadwiga Olsson

  • An Immune Risk Phenotype, Cognitive Impairment, and Survival in Very Late Life: Impact of Allostatic Load in Swedish Octogenarian and Nonagenarian Humans

    Anders Wikby;Frederick Ferguson;Rosalyn Forsey;Julie Thompson

  • Changes in CD8 and CD4 lymphocyte subsets, T cell proliferation responses and non-survival in the very old: the Swedish longitudinal OCTO-immune study

    Anders Wikby;Pamela Maxson;Jadwiga Olsson;Boo Johansson

  • Physical Exercise at Midlife and Risk of Dementia Three Decades Later: A Population-Based Study of Swedish Twins

    Ross Andel;Michael Crowe;Nancy L. Pedersen;Laura Fratiglioni

  • Mid- and Late-life Diabetes in Relation to the Risk of Dementia: A Population-based Twin Study

    Weili Xu;Chengxuan Qiu;Margaret Gatz;Nancy L. Pedersen

  • What matters for life satisfaction in the oldest-old?

    A I Berg;Linda Hassing;G. E McClearn;Boo Johansson

  • Telomere length predicts survival independent of genetic influences.

    Stephanie L. Bakaysa;Lorelei A. Mucci;Lorelei A. Mucci;P. Eline Slagboom;Dorret I. Boomsma

  • Comorbid type 2 diabetes mellitus and hypertension exacerbates cognitive decline: evidence from a longitudinal study

    Linda B. Hassing;Scott M. Hofer;Sven E. Nilsson;Stig Berg

  • Complexity of Work and Risk of Alzheimer's Disease: A Population-Based Study of Swedish Twins

    Ross Andel;Michael Crowe;Nancy L. Pedersen;James Mortimer

  • The immune risk phenotype is associated with IL-6 in the terminal decline stage: findings from the Swedish NONA immune longitudinal study of very late life functioning.

    Anders Wikby;Bengt-Olof Nilsson;Rosalyn Forsey;Julie Thompson

  • The immune risk profile is associated with age and gender: findings from three Swedish population studies of individuals 20–100 years of age

    Anders Wikby;Ingrid A. Månsson;Boo Johansson;Boo Johansson;Jan Strindhall

  • Does Participation in Leisure Activities Lead to Reduced Risk of Alzheimer's Disease? A Prospective Study of Swedish Twins

    Michael Crowe;Ross Andel;Nancy L Pedersen;Boo Johansson

  • Potentially modifiable risk factors for dementia in identical twins

    Margaret Gatz;Margaret Gatz;James A. Mortimer;Laura Fratiglioni;Boo Johansson

Frequent Co-Authors

Nancy L. Pedersen
Nancy L. Pedersen Karolinska Institute
Margaret Gatz
Margaret Gatz University of Southern California
Scott M. Hofer
Scott M. Hofer University of Victoria
Ingmar Skoog
Ingmar Skoog University of Gothenburg
Andrea M. Piccinin
Andrea M. Piccinin University of Victoria
Stig Berg
Stig Berg Jönköping University
Gerald E. McClearn
Gerald E. McClearn Pennsylvania State University
Magnus Lindwall
Magnus Lindwall University of Gothenburg
Chandra A. Reynolds
Chandra A. Reynolds University of California, Riverside
Laura Fratiglioni
Laura Fratiglioni Karolinska Institute

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