Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 2.343 Scientists Citation Rankings - 2025
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
evidence synthesis
meta-analysis
systematic review
health technology assessment
biostatistic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
600,874
360,074
0.599
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Epidemiology
genetics
history of scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465,878
206,938
0.444
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Medical Statistics
HIV
Evidence Synthesis
Epidemiology
Causal Inferenc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
304,763
174,119
0.571
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Epidemiology
suicide prevention
mental healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
132,903
52,767
0.397
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
130,578
57,992
0.444
* Total Citation Counts Rankings
Ranking Based On Selection: 6
genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
116,501
57,384
0.493
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Epidemiology
Evidence Synthesis
Data Science
R
Open Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
110,250
109,489
0.993
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Epidemiology
Statistics
Systematic reviews
evidence synthesis
healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
91,598
72,425
0.791
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Genomics
Epigenomics
Bioinformatics
Next generation sequencin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88,499
61,295
0.693
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
health services
medical researc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
79,745
58,574
0.735
* Total Citation Counts Rankings
Ranking Based On Selection: 11
biomineralization
bio-inspired nanomaterials
protocell
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
78,544
14,819
0.189
* Total Citation Counts Rankings
Ranking Based On Selection: 12
health psychology
behaviour change interventions
digital healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,755
37,991
0.529
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Artificial Intelligence
Machine Learning
Philosophy of Artificial Intelligence
Computational Social Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,220
13,822
0.194
* Total Citation Counts Rankings
Ranking Based On Selection: 14
HUman Geography
Political Science
Elections
Geograph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
70,558
14,119
0.200
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Medical statistics
epidemiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69,216
49,018
0.708
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66,059
25,125
0.380
* Total Citation Counts Rankings
Ranking Based On Selection: 17
geology
volcanolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63,930
16,236
0.254
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Geology
Geochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,176
16,461
0.265
* Total Citation Counts Rankings
Ranking Based On Selection: 19
statistics
educational assessmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,332
10,828
0.179
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Particle Physics
LHCb
Synthetic Biology
Cloud computin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58,794
20,973
0.357
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,430
28,490
0.505
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Digital Transformatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,240
13,842
0.246
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Mitochondrial function and monocarboxylate transpor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,615
10,759
0.201
* Total Citation Counts Rankings
Ranking Based On Selection: 24
animal behaviour
sensory biology
behavioral ecology
camouflage
colour visio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,159
25,726
0.484
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52,120
27,117
0.520
* Total Citation Counts Rankings
Rankings
12
2
1
Ranking Based On Selection: 1
Julian Higgins
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
600,874
360,074
0.599
evidence synthesis
meta-analysis
systematic review
health technology assessment
biostatistic
* Total Citation Counts Rankings
Rankings
45
5
2
Ranking Based On Selection: 2
George Davey Smith
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465,878
206,938
0.444
Epidemiology
genetics
history of scienc
* Total Citation Counts Rankings
Rankings
224
23
3
Ranking Based On Selection: 3
Jonathan Sterne
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
304,763
174,119
0.571
Medical Statistics
HIV
Evidence Synthesis
Epidemiology
Causal Inferenc
* Total Citation Counts Rankings
Rankings
1,946
157
4
Ranking Based On Selection: 4
David Gunnell
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
132,903
52,767
0.397
Epidemiology
suicide prevention
mental healt
* Total Citation Counts Rankings
Rankings
2,010
163
5
Ranking Based On Selection: 5
Yoav Ben-Shlomo
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
130,578
57,992
0.444
* Total Citation Counts Rankings
Rankings
2,505
195
6
Ranking Based On Selection: 6
Nicholas John Timpson
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
116,501
57,384
0.493
* Total Citation Counts Rankings
Rankings
2,793
218
7
Ranking Based On Selection: 7
Luke McGuinness
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
110,250
109,489
0.993
Epidemiology
Evidence Synthesis
Data Science
R
Open Scienc
* Total Citation Counts Rankings
Rankings
3,963
321
8
Ranking Based On Selection: 8
Jelena Savovic
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
91,598
72,425
0.791
Epidemiology
Statistics
Systematic reviews
evidence synthesis
healt
* Total Citation Counts Rankings
Rankings
4,194
329
9
Ranking Based On Selection: 9
Yuan Gao
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88,499
61,295
0.693
Genomics
Epigenomics
Bioinformatics
Next generation sequencin
* Total Citation Counts Rankings
Rankings
5,017
406
10
Ranking Based On Selection: 10
Barnaby Reeves
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
79,745
58,574
0.735
health services
medical researc
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
* Total Citation Counts Rankings
Rankings
5,142
422
11
Ranking Based On Selection: 11
Stephen Mann
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
78,544
14,819
0.189
biomineralization
bio-inspired nanomaterials
protocell
* Total Citation Counts Rankings
Rankings
6,006
507
12
Ranking Based On Selection: 12
Lucy Yardley
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,755
37,991
0.529
health psychology
behaviour change interventions
digital healt
* Total Citation Counts Rankings
Rankings
6,069
509
13
Ranking Based On Selection: 13
Nello Cristianini
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,220
13,822
0.194
Artificial Intelligence
Machine Learning
Philosophy of Artificial Intelligence
Computational Social Scienc
* Total Citation Counts Rankings
Rankings
6,175
517
14
Ranking Based On Selection: 14
Ron Johnston
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
70,558
14,119
0.200
HUman Geography
Political Science
Elections
Geograph
* Total Citation Counts Rankings
Rankings
6,373
542
15
Ranking Based On Selection: 15
Kate Tilling
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69,216
49,018
0.708
Medical statistics
epidemiolog
* Total Citation Counts Rankings
Rankings
6,855
578
16
Ranking Based On Selection: 16
Jenny L. Donovan
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66,059
25,125
0.380
* Total Citation Counts Rankings
Rankings
7,215
609
17
Ranking Based On Selection: 17
Stephen Sparks
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63,930
16,236
0.254
* Total Citation Counts Rankings
Rankings
7,556
650
18
Ranking Based On Selection: 18
CJ Hawkesworth
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62,176
16,461
0.265
* Total Citation Counts Rankings
Rankings
7,941
683
19
Ranking Based On Selection: 19
Harvey Goldstein
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,332
10,828
0.179
statistics
educational assessmen
* Total Citation Counts Rankings
Rankings
8,283
715
20
Ranking Based On Selection: 20
MP Williams
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
58,794
20,973
0.357
Particle Physics
LHCb
Synthetic Biology
Cloud computin
* Total Citation Counts Rankings
Rankings
8,868
766
21
Ranking Based On Selection: 21
Richard Martin
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,430
28,490
0.505
* Total Citation Counts Rankings
Rankings
8,922
771
22
Ranking Based On Selection: 22
Stafford Lightman|Heang Hun
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56,240
13,842
0.246
* Total Citation Counts Rankings
Rankings
9,607
829
23
Ranking Based On Selection: 23
Andrew P Halestrap
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,615
10,759
0.201
Mitochondrial function and monocarboxylate transpor
* Total Citation Counts Rankings
Rankings
9,727
841
24
Ranking Based On Selection: 24
Innes Cuthill
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,159
25,726
0.484
animal behaviour
sensory biology
behavioral ecology
camouflage
colour visio
* Total Citation Counts Rankings
Rankings
10,044
874
25
Ranking Based On Selection: 25
M Hickman
University of Bristol
Bristol, United Kingdom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52,120
27,117
0.520