Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1

GI and Lymphom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
148,721
51,073
0.343
* Total Citation Counts Rankings
Ranking Based On Selection: 2

Cancer
Oncology
Melanoma
Kidney Cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
131,621
78,860
0.599
* Total Citation Counts Rankings
Ranking Based On Selection: 3

Colorectal Carcinoma
prognostic factors
multidisciplinary management
primary and metastatic diseas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,811
15,883
0.431
* Total Citation Counts Rankings
Ranking Based On Selection: 4

histopathology
haematopatholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,668
9,928
0.295
* Total Citation Counts Rankings
Ranking Based On Selection: 5

Clinical Trials
Statistic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,637
14,286
0.438
* Total Citation Counts Rankings
Ranking Based On Selection: 6

cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,731
10,857
0.406
* Total Citation Counts Rankings
Ranking Based On Selection: 7

Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,399
7,272
0.472
* Total Citation Counts Rankings
Ranking Based On Selection: 8

Cancer Immunolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,351
11,601
0.756
* Total Citation Counts Rankings
Ranking Based On Selection: 9

Perioperative medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,864
12,154
0.818
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* Total Citation Counts Rankings
Ranking Based On Selection: 10

surgical oncology
sarcoma
melanoma
isolated limb perfusio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,450
8,094
0.602
* Total Citation Counts Rankings
Ranking Based On Selection: 11

Sarcoma
retroperitoneal sarcoma
surgery
limb sarcoma
soft tissue sarcoma Londo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,078
9,217
0.705
* Total Citation Counts Rankings
Ranking Based On Selection: 12

oncolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,137
5,426
0.487
* Total Citation Counts Rankings
Ranking Based On Selection: 13

Genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,646
6,729
0.698
* Total Citation Counts Rankings
Ranking Based On Selection: 14

Surgical Oncology
Colorectal Surgery
Minimally Invasive Surgery
General Surgery
Sarcoma ..
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,640
3,698
0.656
* Total Citation Counts Rankings
Ranking Based On Selection: 15

Radiotherap
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,461
2,759
0.505
* Total Citation Counts Rankings
Ranking Based On Selection: 16

histopatholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,536
666
0.147
* Total Citation Counts Rankings
Ranking Based On Selection: 17

Gynaecological Surgery & Oncolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,415
1,958
0.443
* Total Citation Counts Rankings
Ranking Based On Selection: 18

Lung cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,438
3,709
0.836
* Total Citation Counts Rankings
Ranking Based On Selection: 19

GIST
Soft Tissue Sarcomas
Desmoid fibromatosis
Mesothelioma
BAP
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,127
2,729
0.661
* Total Citation Counts Rankings
Ranking Based On Selection: 20

Paediatric sarcoma
paediatric radiotherapy
survivorship
radiotherapy quality assuranc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,978
2,973
0.747
* Total Citation Counts Rankings
Ranking Based On Selection: 21

Critical Care
Anaesthesia
Oncolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,770
2,888
0.766
* Total Citation Counts Rankings
Ranking Based On Selection: 22

gynaecology oncolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,445
851
0.247
* Total Citation Counts Rankings
Ranking Based On Selection: 23

Prostate Cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,082
1,455
0.472
* Total Citation Counts Rankings
Ranking Based On Selection: 24

Medical Oncology
Cancer Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,028
2,455
0.811
* Total Citation Counts Rankings
Ranking Based On Selection: 25

Breast Surger
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,860
1,532
0.536
David Cunningham
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
148,721
51,073
0.343
James Larkin
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
131,621
78,860
0.599
Gina Brown
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
36,811
15,883
0.431
Colorectal Carcinoma
prognostic factors
multidisciplinary management
primary and metastatic diseas
Andrew C Wotherspoon
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,668
9,928
0.295
histopathology
haematopatholog
Catey Bunce
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,637
14,286
0.438
Christopher Nutting
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,731
10,857
0.406
David Nicol
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,399
7,272
0.472
Andrew Furness
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,351
11,601
0.756
Shaman Jhanji
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,864
12,154
0.818
Andrew J Hayes
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,450
8,094
0.602
surgical oncology
sarcoma
melanoma
isolated limb perfusio
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Dirk C Strauss
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,078
9,217
0.705
Sarcoma
retroperitoneal sarcoma
surgery
limb sarcoma
soft tissue sarcoma Londo
Sheela Rao
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,137
5,426
0.487
Elizabeth Bancroft
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,646
6,729
0.698
Myles Smith
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,640
3,698
0.656
Surgical Oncology
Colorectal Surgery
Minimally Invasive Surgery
General Surgery
Sarcoma ..
Helen Mcnair
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,461
2,759
0.505
Antonella Savio
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,536
666
0.147
Thomas Ind
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,415
1,958
0.443
Gynaecological Surgery & Oncolog
Fiona Mcdonald
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,438
3,709
0.836
Andrea Napolitano
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,127
2,729
0.661
GIST
Soft Tissue Sarcomas
Desmoid fibromatosis
Mesothelioma
BAP
Henry Mandeville
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,978
2,973
0.747
Paediatric sarcoma
paediatric radiotherapy
survivorship
radiotherapy quality assuranc
Tim Wigmore
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,770
2,888
0.766
Critical Care
Anaesthesia
Oncolog
M Nobbenhuis
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,445
851
0.247
Declan Cahill
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,082
1,455
0.472
Aljosja Rogiers
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,028
2,455
0.811
Medical Oncology
Cancer Biolog
Fiona Macneill
Royal Marsden Hospital
London, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,860
1,532
0.536