World's Best Scientists 2026 revealed!

D-Index & Metrics

Psychology

D-Index
65
Citations
17686
World Ranking
2816
National Ranking
1628

JoAnn T. Tschanz 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 JoAnn T. Tschanz 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: 218 publications — 74th percentile

74% of scientists in this discipline score the same or lower.

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

JoAnn T. Tschanz 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 JoAnn T. Tschanz 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: 65 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

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

Overview

JoAnn T. Tschanz is affiliated with Utah State University in the United States. Their research primarily focuses on the study of dementia and cognitive impairment, with additional work in psychiatry and mental health, physiology, pulmonary and respiratory medicine, geriatrics and gerontology, and epidemiology.

The scientist's work covers several main topics, including:

  • Dementia and Cognitive Impairment Research
  • Frailty in Older Adults
  • Pregnancy and preeclampsia studies
  • Maternal Mental Health During Pregnancy and Postpartum
  • Birth, Development, and Health
  • Nutrition and Health in Aging
  • Folate and B Vitamins Research

JoAnn T. Tschanz has published extensively in the field of medicine, with a total of 22 publications. Key subfields represented in this work are psychiatry and mental health, physiology, pulmonary and respiratory medicine, geriatrics and gerontology, and epidemiology.

Frequent publication venues include:

  • Alzheimer's & Dementia
  • International Psychogeriatrics
  • Alzheimer's & Dementia Diagnosis Assessment & Disease Monitoring
  • International Journal of Environmental Research and Public Health
  • Personal and Ubiquitous Computing

Significant recent papers include:

  • "Hypertensive disorders of pregnancy and subsequent risk of Alzheimer's disease and other dementias," 2023, Alzheimer's & Dementia Diagnosis Assessment & Disease Monitoring
  • "Malnutrition and neuropsychiatric symptoms in dementia: the Cache County Dementia Progression Study," 2023, International Psychogeriatrics
  • "How good are medical and death records for identifying dementia?" 2021, Alzheimer's & Dementia
  • "Comorbidity and Cancer Disease Rates among Those at High-Risk for Alzheimer's Disease: A Population Database Analysis," 2022, International Journal of Environmental Research and Public Health
  • "Modelling mobile-based technology adoption among people with dementia," 2021, Personal and Ubiquitous Computing

JoAnn T. Tschanz frequently collaborates with several co-authors, notably:

  • Ken R. Smith (6 publications)
  • Mikaela Drewel (6 publications)
  • Gail B. Rattinger (6 publications)
  • Hector González (5 publications)
  • Alexandra Hammond (5 publications)

Best Publications

  • Mental and Behavioral Disturbances in Dementia: Findings from the Cache County Study on Memory in Aging

    Constantine G. Lyketsos;Martin Steinberg;Jo Ann T. Tschanz;Maria C. Norton

  • Rare coding variants in PLCG2, ABI3, and TREM2 implicate microglial-mediated innate immunity in Alzheimer's disease

    Rebecca Sims;Sven J. Van Der Lee;Adam C. Naj;Céline Bellenguez;Céline Bellenguez

  • Reduced risk of Alzheimer disease in users of antioxidant vitamin supplements: The cache county study

    Peter P. Zandi;James C. Anthony;Ara S. Khachaturian;Stephanie V. Stone

  • Point and 5-year period prevalence of neuropsychiatric symptoms in dementia: The Cache county study

    Martin Steinberg;Huibo Shao;Peter Zandi;Constantine G. Lyketsos

  • Prevalence of depression and its treatment in an elderly population: the Cache County study.

    David C. Steffens;Ingmar Skoog;Ingmar Skoog;Maria C. Norton;Andrea D. Hart

  • Rare coding variants in the phospholipase D3 gene confer risk for Alzheimer’s disease

    C Cruchaga;CM Karch;SC Jin;BA Benitez

  • APOE-ε4 count predicts age when prevalence of AD increases, then declines: The Cache County Study

    J. C. S. Breitner;B. W. Wyse;J. C. Anthony;K. A. Welsh-Bohmer

  • Do statins reduce risk of incident dementia and Alzheimer disease? The Cache county study

    Peter P. Zandi;D. Larry Sparks;Ara S. Khachaturian;JoAnn T. Tschanz

  • Antihypertensive medication use and incident Alzheimer disease: the Cache County Study.

    Ara S. Khachaturian;Peter P. Zandi;Constantine G. Lyketsos;Kathleen M. Hayden

  • APOE genotype predicts when — not whether — one is predisposed to develop Alzheimer disease

    Marion R Meyer;JoAnn T Tschanz;Maria C Norton;Kathleen A Welsh-Bohmer

  • Relationship of hearing loss and dementia: a prospective, population-based study.

    Richard Klaus Gurgel;Preston Daniel Ward;Sarah Schwartz;Maria C. Norton

  • Neuropsychiatric Symptoms as Predictors of Progression to Severe Alzheimer’s Dementia and Death: The Cache County Dementia Progression Study

    Matthew E. Peters;Sarah Schwartz;Dingfen Han;Peter V. Rabins

  • Vascular factors predict rate of progression in Alzheimer disease

    M. M. Mielke;P. B. Rosenberg;Joann Tschanz;L. Cook

  • Neuropsychiatric disturbance in Alzheimer's disease clusters into three groups: the Cache County study.

    Constantine G. Lyketsos;Jeannie Marie E. Sheppard;Martin Steinberg;Jo Ann T. Tschanz

  • Vascular risk factors for incident Alzheimer disease and vascular dementia: the Cache County study.

    Kathleen M. Hayden;Peter P. Zandi;Constantine G. Lyketsos;Ara S. Khachaturian

  • Progression of Cognitive, Functional, and Neuropsychiatric Symptom Domains in a Population Cohort With Alzheimer Dementia: The Cache County Dementia Progression Study

    Joann T. Tschanz;Chris D. Corcoran;Sarah Schwartz;Katherine Treiber

  • Caregivers’ relationship closeness with the person with dementia predicts both positive and negative outcomes for caregivers’ physical health and psychological well-being

    Elizabeth Fauth;Kyle Hess;Kathy Piercy;Maria Norton

  • Conversion to dementia from mild cognitive disorder: The Cache County Study

    Joann Tschanz;K. A. Welsh-Bohmer;C. G. Lyketsos;C. Corcoran

  • Dementia: The leading predictor of death in a defined elderly population: The Cache County Study

    Joann Tschanz;Christopher Corcoran;I. Skoog;A. S. Khachaturian

  • Greater Risk of Dementia When Spouse Has Dementia? The Cache County Study

    Maria C. Norton;Ken R. Smith;Truls Østbye;Truls Østbye;JoAnn T. Tschanz

  • Epidemiology of apathy in older adults: the Cache County Study.

    Chiadi U. Onyike;Jeannie Marie E. Sheppard;Joann T. Tschanz;Maria C. Norton

Frequent Co-Authors

John C.S. Breitner
John C.S. Breitner Douglas Mental Health University Institute
Constantine G. Lyketsos
Constantine G. Lyketsos Johns Hopkins University
Peter P. Zandi
Peter P. Zandi Johns Hopkins University
John S. K. Kauwe
John S. K. Kauwe Brigham Young University
Martin H. Steinberg
Martin H. Steinberg Boston University
David C. Steffens
David C. Steffens University of Connecticut
Robert C. Green
Robert C. Green Brigham and Women's Hospital
Truls Østbye
Truls Østbye Duke University

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Related Online Degrees & Career Pathways

Pursuing a degree in psychology opens up a range of online degree options and rewarding career paths, including licensure as a Licensed Professional Counselor (LPC). If you're considering this career, it's important to understand that licensure requirements differ by state. For instance, Florida lpc licensure requirements specify certain educational credentials and supervised experience. Similarly, Georgia lpc licensure requirements outline different examination and degree standards.

As you explore online psychology degrees, be mindful that each state has its own rules. For example, lpc licensure requirements in Hawaii might include unique coursework or fieldwork expectations. Meanwhile, lpc licensure requirements in Idaho may emphasize a different set of qualifications.

Before choosing an online degree or career path in counseling, research the specific licensing criteria for your state. This ensures your education aligns with your professional goals and sets you up for a successful career in psychology.

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