World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
104
Citations
34890
World Ranking
7115
National Ranking
3737

Thomas E. Merchant publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Thomas E. Merchant sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 649 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Thomas E. Merchant D-index placement in Medicine in 2026

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

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 104 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Thomas E. Merchant is affiliated with St. Jude Children's Research Hospital in the United States. Their research primarily falls within the field of Medicine, encompassing 301 publications. Key subfields include Genetics, Pulmonary and Respiratory Medicine, Radiation, Pediatrics, Perinatology and Child Health, and Endocrinology, Diabetes and Metabolism.

Their work covers a range of topics related to pediatric oncology and radiation therapy. Main topics of research include:

  • Glioma Diagnosis and Treatment
  • Radiation Therapy and Dosimetry
  • Childhood Cancer Survivors' Quality of Life
  • Advanced Radiotherapy Techniques
  • Pituitary Gland Disorders and Treatments
  • Neuroblastoma Research and Treatments
  • Meningioma and schwannoma management

Thomas E. Merchant has contributed to several recent publications in notable journals. Some of these include:

  • "cIMPACT-NOW update 7: advancing the molecular classification of ependymal tumors," 2020, Brain Pathology
  • "Outcomes by Clinical and Molecular Features in Children With Medulloblastoma Treated With Risk-Adapted Therapy: Results of an International Phase III Trial (SJMB03)," 2021, Journal of Clinical Oncology
  • "Efficacy of High-Dose Chemotherapy and Three-Dimensional Conformal Radiation for Atypical Teratoid/Rhabdoid Tumor: A Report From the Children's Oncology Group Trial ACNS0333," 2020, Journal of Clinical Oncology
  • "Children's Oncology Group Phase III Trial of Reduced-Dose and Reduced-Volume Radiotherapy With Chemotherapy for Newly Diagnosed Average-Risk Medulloblastoma," 2021, Journal of Clinical Oncology
  • "Serial assessment of measurable residual disease in medulloblastoma liquid biopsies," 2021, Cancer Cell

The scientist frequently collaborates with colleagues in their field. Frequent coauthors include:

  • Amar Gajjar
  • Chia-Ho Hua
  • Giles Robinson
  • Heather M. Conklin
  • Yimei Li

Thomas E. Merchant's publications often appear in journals well-regarded for their focus on cancer and radiation oncology research. Common publication venues include:

  • International Journal of Radiation Oncology*Biology*Physics
  • Neuro-Oncology
  • Journal of Clinical Oncology
  • Cancers
  • Pediatric Blood & Cancer

Best Publications

  • Risk-adapted craniospinal radiotherapy followed by high-dose chemotherapy and stem-cell rescue in children with newly diagnosed medulloblastoma (St Jude Medulloblastoma-96): long-term results from a prospective, multicentre trial

    Amar Gajjar;Murali Chintagumpala;David Ashley;Stewart Kellie

  • Late neurocognitive sequelae in survivors of brain tumours in childhood.

    Raymond K Mulhern;Thomas E Merchant;Amar Gajjar;Wilburn E Reddick

  • C11orf95 – RELA fusions drive oncogenic NF-κB signalling in ependymoma

    Matthew Parker;Kumarasamypet M. Mohankumar;Chandanamali Punchihewa;Ricardo Weinlich

  • Conformal radiotherapy after surgery for paediatric ependymoma: a prospective study

    Thomas E Merchant;Chenghong Li;Xiaoping Xiong;Larry E Kun

  • Neurocognitive Consequences of Risk-Adapted Therapy for Childhood Medulloblastoma

    Raymond K. Mulhern;Shawna L. Palmer;Thomas E. Merchant;Dana Wallace

  • Patterns of intellectual development among survivors of pediatric medulloblastoma: a longitudinal analysis.

    Shawna L. Palmer;Olga Goloubeva;Wilburn E. Reddick;John O. Glass

  • Atypical Teratoid/Rhabdoid Tumors (ATRT): Improved Survival in Children 3 Years of Age and Older With Radiation Therapy and High-Dose Alkylator-Based Chemotherapy

    Tanya M. Tekautz;Christine E. Fuller;Susan Blaney;Maryam Fouladi

  • Late Effects of Conformal Radiation Therapy for Pediatric Patients With Low-Grade Glioma: Prospective Evaluation of Cognitive, Endocrine, and Hearing Deficits

    Thomas E. Merchant;Heather M. Conklin;Shengjie Wu;Robert H. Lustig

  • Desmoplastic small round-cell tumor: prolonged progression-free survival with aggressive multimodality therapy.

    B. H. Kushner;M. P. Laquaglia;N. Wollner;P. A. Meyers

  • Proton versus photon radiotherapy for common pediatric brain tumors: Comparison of models of dose characteristics and their relationship to cognitive function

    Thomas E. Merchant;Chia-ho Hua;Hemant Shukla;Xiaofei Ying

  • Radiation associated brainstem injury.

    Charles Mayo;Ellen Yorke;Thomas E. Merchant

  • Cross-species genomics matches driver mutations and cell compartments to model ependymoma

    Robert A. Johnson;Karen D. Wright;Helen Poppleton;Kumarasamypet M. Mohankumar

  • Craniopharyngioma: The St. Jude Children's Research Hospital experience 1984-2001

    Thomas E Merchant;Erin N Kiehna;Robert A Sanford;Raymond K Mulhern

  • Risk factors for the development of obesity in children surviving brain tumors.

    Robert H. Lustig;Susan R. Post;Kleebsabai Srivannaboon;Susan R. Rose

  • Preliminary Results From a Phase II Trial of Conformal Radiation Therapy and Evaluation of Radiation-Related CNS Effects for Pediatric Patients With Localized Ependymoma

    Thomas E. Merchant;Raymond K. Mulhern;Matthew J. Krasin;Larry E. Kun

  • The current consensus on the clinical management of intracranial ependymoma and its distinct molecular variants

    Kristian W. Pajtler;Kristian W. Pajtler;Stephen C. Mack;Stephen C. Mack;Vijay Ramaswamy;Christian A. Smith

  • Survival and long-term health and cognitive outcomes after low-grade glioma.

    Gregory T. Armstrong;Heather M. Conklin;Sujuan Huang;Deokumar Srivastava

  • Anterior Hypopituitarism in Adult Survivors of Childhood Cancers Treated With Cranial Radiotherapy: A Report From the St Jude Lifetime Cohort Study

    Wassim Chemaitilly;Zhenghong Li;Sujuan Huang;Kirsten K. Ness

  • Phase II trial of conformal radiation therapy for pediatric patients with craniopharyngioma and correlation of surgical factors and radiation dosimetry with change in cognitive function

    Thomas E. Merchant;Erin N. Kiehna;Larry E. Kun;Raymond K. Mulhern

  • Intensive chemotherapy and bone marrow rescue for young children with newly diagnosed malignant brain tumors.

    Warren P. Mason;Alfred Grovas;Steven Halpern;Ira J. Dunkel

Frequent Co-Authors

Amar Gajjar
Amar Gajjar St. Jude Children's Research Hospital
Larry E. Kun
Larry E. Kun St. Jude Children's Research Hospital
Heather M. Conklin
Heather M. Conklin St. Jude Children's Research Hospital
David W. Ellison
David W. Ellison St. Jude Children's Research Hospital
Gregory T. Armstrong
Gregory T. Armstrong St. Jude Children's Research Hospital
Alberto S. Pappo
Alberto S. Pappo St. Jude Children's Research Hospital
Stefan M. Pfister
Stefan M. Pfister German Cancer Research Center
Melissa M. Hudson
Melissa M. Hudson St. Jude Children's Research Hospital
Richard J. Gilbertson
Richard J. Gilbertson University of Cambridge
Raymond K. Mulhern
Raymond K. Mulhern St. Jude Children's Research Hospital

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