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Highly Cited Researchers

Highly Cited Researchers 581 Scientists Citation Rankings - 2026

See how widely and consistently research is cited with real-time citation rankings.
Covering 2.6 million scientists, this list evaluates both total and last 5 years’ citation counts to measure scientific influence and highlight Highly Cited Researchers.
Built on transparency, it also addresses unethical practices and encourages reporting of violations. Compare results across 13 fields and 221 disciplines.

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Total 581 scientists , Updates every 3 days
* Total Citation Counts Rankings

Rankings

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1,167
World Rank
United States
472
Country Rank
Children's Hospital of Philadelphia Logo
1
University
Ranking Based On Selection:
1
Hakon Hakonarson
Children's Hospital of Philadelphia Philadelphia, United States
Others
human geneti

Citation Metrics

  • Total
    185,994
  • Last 5 Years
    92,119
  • Last 5 Years / Total
    0.495
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* Total Citation Counts Rankings

Rankings

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1,707
World Rank
United States
723
Country Rank
Children's Hospital of Philadelphia Logo
2
University
Ranking Based On Selection:
2
Vinay Nadkarni
Children's Hospital of Philadelphia Philadelphia, United States
Others
cardiopulmonary resuscitatio

Citation Metrics

  • Total
    153,808
  • Last 5 Years
    57,969
  • Last 5 Years / Total
    0.377
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* Total Citation Counts Rankings

Rankings

flag
3,095
World Rank
United States
1,416
Country Rank
Children's Hospital of Philadelphia Logo
3
University
Ranking Based On Selection:
3
Asif Chinwalla
Children's Hospital of Philadelphia Philadelphia, United States
Natural Sciences / Molecular Biology & Genetics
Genomics | Bioinformatics | Distributed Computing | Clou

Citation Metrics

  • Total
    113,254
  • Last 5 Years
    29,434
  • Last 5 Years / Total
    0.260
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* Total Citation Counts Rankings

Rankings

flag
4,797
World Rank
United States
2,210
Country Rank
Children's Hospital of Philadelphia Logo
4
University
Ranking Based On Selection:
4
Jack Rychik
Children's Hospital of Philadelphia Philadelphia, United States
Others

Citation Metrics

  • Total
    88,178
  • Last 5 Years
    38,560
  • Last 5 Years / Total
    0.437
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* Total Citation Counts Rankings

Rankings

flag
5,837
World Rank
United States
2,680
Country Rank
Children's Hospital of Philadelphia Logo
5
University
Ranking Based On Selection:
5
Stephan A. Grupp
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatrics and Child Health
CAR T cell

Citation Metrics

  • Total
    78,732
  • Last 5 Years
    50,027
  • Last 5 Years / Total
    0.635
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* Total Citation Counts Rankings

Rankings

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7,695
World Rank
United States
3,550
Country Rank
Children's Hospital of Philadelphia Logo
6
University
Ranking Based On Selection:
6
Kai Wang
Children's Hospital of Philadelphia Philadelphia, United States
Natural Sciences / Molecular Biology & Genetics
genomics | bioinformatics | biomedical informatics | multimodal A

Citation Metrics

  • Total
    66,279
  • Last 5 Years
    29,724
  • Last 5 Years / Total
    0.448
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* Total Citation Counts Rankings

Rankings

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8,270
World Rank
United States
3,804
Country Rank
Children's Hospital of Philadelphia Logo
7
University
Ranking Based On Selection:
7
John M Maris
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatrics and Child Health
Childhood Cancer | Genetics | Immunotherap

Citation Metrics

  • Total
    63,366
  • Last 5 Years
    27,424
  • Last 5 Years / Total
    0.433
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* Total Citation Counts Rankings

Rankings

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8,986
World Rank
United States
4,156
Country Rank
Children's Hospital of Philadelphia Logo
8
University
Ranking Based On Selection:
8
Harry Ischiropoulos
Children's Hospital of Philadelphia Philadelphia, United States
Others

Citation Metrics

  • Total
    60,094
  • Last 5 Years
    14,947
  • Last 5 Years / Total
    0.249
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* Total Citation Counts Rankings

Rankings

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9,643
World Rank
United States
4,445
Country Rank
Children's Hospital of Philadelphia Logo
9
University
Ranking Based On Selection:
9
Garrett Brodeur
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatrics and Child Health
Biology and Genetics of Neuroblastom

Citation Metrics

  • Total
    57,561
  • Last 5 Years
    11,413
  • Last 5 Years / Total
    0.198
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* Total Citation Counts Rankings

Rankings

flag
10,328
World Rank
United States
4,768
Country Rank
Children's Hospital of Philadelphia Logo
10
University
Ranking Based On Selection:
10
N. Scott Adzick
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatric Surgery
fetal surgery | pediatric surgery | pediatric endocrine surger

Citation Metrics

  • Total
    55,055
  • Last 5 Years
    14,514
  • Last 5 Years / Total
    0.264
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* Total Citation Counts Rankings

Rankings

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10,361
World Rank
United States
4,784
Country Rank
Children's Hospital of Philadelphia Logo
11
University
Ranking Based On Selection:
11
Robert W. Doms
Children's Hospital of Philadelphia Philadelphia, United States
Others
Virolog

Citation Metrics

  • Total
    54,953
  • Last 5 Years
    6,388
  • Last 5 Years / Total
    0.116
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* Total Citation Counts Rankings

Rankings

flag
11,763
World Rank
United States
5,412
Country Rank
Children's Hospital of Philadelphia Logo
12
University
Ranking Based On Selection:
12
Robert Schultz
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Psychiatry
Autism | psychology | cognitive neuroscience | psychiatry | behavioral genetic

Citation Metrics

  • Total
    50,637
  • Last 5 Years
    21,330
  • Last 5 Years / Total
    0.421
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* Total Citation Counts Rankings

Rankings

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14,692
World Rank
United States
6,733
Country Rank
Children's Hospital of Philadelphia Logo
13
University
Ranking Based On Selection:
13
Jonathan Spergel
Children's Hospital of Philadelphia Philadelphia, United States
Engineering & Technology / Food Science and Engineering
Food Allerg

Citation Metrics

  • Total
    44,331
  • Last 5 Years
    22,861
  • Last 5 Years / Total
    0.516
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* Total Citation Counts Rankings

Rankings

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15,744
World Rank
United States
7,196
Country Rank
Children's Hospital of Philadelphia Logo
14
University
Ranking Based On Selection:
14
Carole L Marcus
Children's Hospital of Philadelphia Philadelphia, United States
Others

Citation Metrics

  • Total
    42,451
  • Last 5 Years
    16,050
  • Last 5 Years / Total
    0.378
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* Total Citation Counts Rankings

Rankings

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18,873
World Rank
United States
8,532
Country Rank
Children's Hospital of Philadelphia Logo
15
University
Ranking Based On Selection:
15
Patrick Sleiman
Children's Hospital of Philadelphia Philadelphia, United States
Natural Sciences / Molecular Biology & Genetics

Citation Metrics

  • Total
    37,808
  • Last 5 Years
    14,035
  • Last 5 Years / Total
    0.371
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* Total Citation Counts Rankings

Rankings

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18,898
World Rank
United States
8,541
Country Rank
Children's Hospital of Philadelphia Logo
16
University
Ranking Based On Selection:
16
Chris Feudtner
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatrics and Child Health
Pediatrics | Complex Care | Palliative Care | Medical Ethic

Citation Metrics

  • Total
    37,777
  • Last 5 Years
    17,403
  • Last 5 Years / Total
    0.461
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* Total Citation Counts Rankings

Rankings

flag
21,268
World Rank
United States
9,544
Country Rank
Children's Hospital of Philadelphia Logo
17
University
Ranking Based On Selection:
17
Joseph Glessner
Children's Hospital of Philadelphia Philadelphia, United States
Natural Sciences / Molecular Biology & Genetics
Computational Biolog

Citation Metrics

  • Total
    34,956
  • Last 5 Years
    12,147
  • Last 5 Years / Total
    0.347
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* Total Citation Counts Rankings

Rankings

flag
21,394
World Rank
United States
9,591
Country Rank
Children's Hospital of Philadelphia Logo
18
University
Ranking Based On Selection:
18
David T. Teachey
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatrics and Child Health
Acute Lymphoblastic Leukemia | Hematologic malignancies | Immune Dysregulation | Immunotherapy | Autoimmune Lymphoproliferative Syn

Citation Metrics

  • Total
    34,814
  • Last 5 Years
    20,933
  • Last 5 Years / Total
    0.601
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* Total Citation Counts Rankings

Rankings

flag
25,774
World Rank
United States
11,516
Country Rank
Children's Hospital of Philadelphia Logo
19
University
Ranking Based On Selection:
19
Stephen Hunger
Children's Hospital of Philadelphia Philadelphia, United States
Others

Citation Metrics

  • Total
    30,842
  • Last 5 Years
    9,850
  • Last 5 Years / Total
    0.319
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* Total Citation Counts Rankings

Rankings

flag
25,889
World Rank
United States
11,564
Country Rank
Children's Hospital of Philadelphia Logo
20
University
Ranking Based On Selection:
20
Amelia Eisch
Children's Hospital of Philadelphia Philadelphia, United States
Natural Sciences / Molecular Biology & Genetics
Neurobiology of motivated behavior | depression | addiction | dentate gyrus | neurogenesis and stem cell

Citation Metrics

  • Total
    30,756
  • Last 5 Years
    8,368
  • Last 5 Years / Total
    0.272
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* Total Citation Counts Rankings

Rankings

flag
27,885
World Rank
United States
12,438
Country Rank
Children's Hospital of Philadelphia Logo
21
University
Ranking Based On Selection:
21
Nancy Spinner
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Medical Genetics
Human Genetic

Citation Metrics

  • Total
    29,304
  • Last 5 Years
    9,048
  • Last 5 Years / Total
    0.309
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* Total Citation Counts Rankings

Rankings

flag
30,295
World Rank
United States
13,399
Country Rank
Children's Hospital of Philadelphia Logo
22
University
Ranking Based On Selection:
22
Richard Aplenc
Children's Hospital of Philadelphia Philadelphia, United States
Others

Citation Metrics

  • Total
    27,698
  • Last 5 Years
    15,532
  • Last 5 Years / Total
    0.561
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* Total Citation Counts Rankings

Rankings

flag
30,468
World Rank
United States
13,465
Country Rank
Children's Hospital of Philadelphia Logo
23
University
Ranking Based On Selection:
23
Michael A. Levine
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Pediatrics and Child Health
endocrinology | genetics | biochemistry | molecular biolog

Citation Metrics

  • Total
    27,585
  • Last 5 Years
    7,789
  • Last 5 Years / Total
    0.282
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* Total Citation Counts Rankings

Rankings

flag
31,073
World Rank
United States
13,723
Country Rank
Children's Hospital of Philadelphia Logo
24
University
Ranking Based On Selection:
24
Timothy Roberts
Children's Hospital of Philadelphia Philadelphia, United States
Medical and Health Sciences / Radiology
imaging | neuroscienc

Citation Metrics

  • Total
    27,224
  • Last 5 Years
    7,424
  • Last 5 Years / Total
    0.273
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* Total Citation Counts Rankings

Rankings

flag
32,082
World Rank
United States
14,127
Country Rank
Children's Hospital of Philadelphia Logo
25
University
Ranking Based On Selection:
25
Ophir Shalem
Children's Hospital of Philadelphia Philadelphia, United States
Others

Citation Metrics

  • Total
    26,641
  • Last 5 Years
    14,204
  • Last 5 Years / Total
    0.533
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