World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
55
Citations
20856
World Ranking
4302
National Ranking
2398

John L. Holland 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 John L. Holland 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: 140 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

John L. Holland 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 John L. Holland 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: 55 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Overview

John L. Holland is affiliated with Johns Hopkins University in the United States. Their academic work is primarily associated with this institution.

There are no recent papers, frequent co-authors, or frequent publication venues listed for John L. Holland. Additionally, no book publications or specific fields and subfields of study have been provided.

No main topics of research or awards have been recorded in the available data.

John L. Holland is currently living, and the information focuses on their academic affiliation without further details on research output or specific scholarly contributions.

Best Publications

  • Making Vocational Choices: A Theory of Vocational Personalities and Work Environments

    John L. Holland

  • Making vocational choices : a theory of careers

    John L. Holland

  • A theory of vocational choice.

    John L. Holland

  • Exploring careers with a typology: What we have learned and some new directions.

    John L. Holland

  • The psychology of vocational choice

    Carl E. Thoresen;John L. Holland

  • Personality and vocational interests in an adult sample

    Paul T. Costa;Robert R. McCrae;John L. Holland

  • Vocational indecision: More evidence and speculation.

    John L. Holland;Joan E. Holland

  • The Environmental Assessment Technique: A way to measure college environments.

    Alexander W. Astin;John L. Holland

  • The psychology of vocational choice: A theory of personality types and model environments.

    John L. Holland

  • Counseling Psychology: Career Interventions, Research, and Theory

    Holland Jl;Magoon Tm;Magoon Ar

  • The Vocational Identity Scale: A Diagnostic and Treatment Tool

    John L. Holland;Joseph A. Johnston;N. Francis Asama

  • Personality and vocational interests: The relation of Holland's six interest dimensions to five robust dimensions of personality

    Gary D. Gottfredson;Elizabeth M. Jones;John L. Holland

  • A personality inventory employing occupational titles.

    John L. Holland

  • A Psychological Classification Scheme for Vocations and Major Fields

    John L. Holland

  • The Self-Directed Search.

    John L. Holland;Jack R. Rayman

  • Creative and academic performance among talented adolescents.

    John L. Holland

  • Explorations of a theory of vocational choice. VI. A longitudinal study using a samp.e of typical college students.

    John L. Holland

  • A merger in vocational interest research: Applying Holland's theory to Strong's data

    David P Campbell;John L Holland

  • The Relation of Vocational Aspirations and Assessments to Employment Reality.

    Gary D Gottfredson;John L Holland;Linda S Gottfredson

  • Explorations of a Theory of Vocational Choice and Achievement: II. A Four-Year Prediction Study

    Unknown

  • Scientific Creativity: Its Recognition and Development.

    John Holland;Calvin W. Taylor;Frank Barron

Frequent Co-Authors

Gary D. Gottfredson
Gary D. Gottfredson University of Maryland, College Park
Alexander W. Astin
Alexander W. Astin University of California, Los Angeles
Linda S. Gottfredson
Linda S. Gottfredson University of Delaware
Robert R. McCrae
Robert R. McCrae Independent Scientist / Consultant, US
Paul T. Costa
Paul T. Costa Duke University

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Related Online Degrees & Career Pathways

Exploring a degree in Psychology can open doors to a wide range of related online degrees and career paths, such as social work, counseling, and mental health services. Many students in the U.S. choose to pursue social work, which requires specialized education and state-specific licensing.

Each state has its own set of regulations for becoming a social worker. For example, Nebraska social work education requirements specify the necessary academic credentials and supervised experience. In Nevada, candidates must follow the Nevada social work license requirements, which outline licensing exams and background checks.

Those looking into the New Hampshire social work license requirements will find a focus on degree attainment and practical training. Meanwhile, aspiring professionals in New Jersey must meet the requirements to be a social worker in New Jersey, which include advanced degrees for some roles. Reviewing these pathways can help you decide which psychology-related online degree best aligns with your professional goals.

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