Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 409 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
astrofisica delle alte energie
analisi dati
tecniche di elaborazione dat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
257,661
93,170
0.362
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Cosmolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
107,739
59,464
0.552
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Astronomy and Astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
99,715
27,617
0.277
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Cosmology
extragalactic astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,428
45,501
0.477
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Cosmology
Astrophysics
Theoretical Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
93,478
51,252
0.548
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
85,468
30,393
0.356
* Total Citation Counts Rankings
Ranking Based On Selection: 7
stellar astrophysics
exoplanets
solar and stellar magnetic fields
stellar rotation
close binary system
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
79,699
40,180
0.504
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Astrofisica e Tecnologi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76,870
43,077
0.560
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75,955
44,122
0.581
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,422
59,133
0.805
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Astronomy / Astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,655
39,606
0.553
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69,725
38,789
0.556
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66,285
29,911
0.451
* Total Citation Counts Rankings
Ranking Based On Selection: 14
High Energy Astrophysics
X-ray Astronomy
Gamma ray bursts
X-ray binaries
Supergiant Fast X-ray Transient
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64,094
44,378
0.692
* Total Citation Counts Rankings
Ranking Based On Selection: 15
astronomy and astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,762
20,557
0.333
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,153
21,065
0.350
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Astrofisica dei fenomeni transienti e multimessaggi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,486
25,442
0.428
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Pianeti Extrasolar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,440
42,626
0.717
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Astrofisic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57,686
22,588
0.392
* Total Citation Counts Rankings
Ranking Based On Selection: 20
astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49,095
16,678
0.340
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,850
29,798
0.610
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Astrophysics
Multimessenger Astronomy
Physics of Accretion and Ejection
Supermassive Black Holes
Relativistic Jet
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,493
21,872
0.461
* Total Citation Counts Rankings
Ranking Based On Selection: 23
astronomi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,438
19,104
0.403
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46,290
14,865
0.321
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Astrophysics
High Energy Astrophysics
Observational Cosmolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,780
14,666
0.328
* Total Citation Counts Rankings
Rankings
467
32
1
Ranking Based On Selection: 1
Lucio Angelo Antonelli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
257,661
93,170
0.362
astrofisica delle alte energie
analisi dati
tecniche di elaborazione dat
* Total Citation Counts Rankings
Rankings
2,982
169
2
Ranking Based On Selection: 2
Fabio Finelli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
107,739
59,464
0.552
* Total Citation Counts Rankings
Rankings
3,452
199
3
Ranking Based On Selection: 3
Alvio Renzini
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
99,715
27,617
0.277
* Total Citation Counts Rankings
Rankings
3,735
209
4
Ranking Based On Selection: 4
Gianfranco De Zotti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
95,428
45,501
0.477
* Total Citation Counts Rankings
Rankings
3,869
219
5
Ranking Based On Selection: 5
Alessandro Gruppuso
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
93,478
51,252
0.548
Cosmology
Astrophysics
Theoretical Physic
* Total Citation Counts Rankings
Rankings
4,500
252
6
Ranking Based On Selection: 6
Gianni Zamorani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
85,468
30,393
0.356
* Total Citation Counts Rankings
Rankings
5,084
274
7
Ranking Based On Selection: 7
Antonino Francesco Lanza
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
79,699
40,180
0.504
stellar astrophysics
exoplanets
solar and stellar magnetic fields
stellar rotation
close binary system
* Total Citation Counts Rankings
Rankings
5,415
290
8
Ranking Based On Selection: 8
Samuele Galeotta
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76,870
43,077
0.560
* Total Citation Counts Rankings
Rankings
5,544
296
9
Ranking Based On Selection: 9
Andrea Zacchei
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
75,955
44,122
0.581
* Total Citation Counts Rankings
Rankings
5,850
308
10
Ranking Based On Selection: 10
Riccardo Ciolfi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,422
59,133
0.805
Smart Institutional Plan
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* Total Citation Counts Rankings
Rankings
6,104
321
11
Ranking Based On Selection: 11
Marco Scodeggio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71,655
39,606
0.553
* Total Citation Counts Rankings
Rankings
6,373
331
12
Ranking Based On Selection: 12
Luca Terenzi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
69,725
38,789
0.556
* Total Citation Counts Rankings
Rankings
6,908
353
13
Ranking Based On Selection: 13
Paolo Molaro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66,285
29,911
0.451
* Total Citation Counts Rankings
Rankings
7,280
364
14
Ranking Based On Selection: 14
Vanessa Mangano
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
64,094
44,378
0.692
High Energy Astrophysics
X-ray Astronomy
Gamma ray bursts
X-ray binaries
Supergiant Fast X-ray Transient
* Total Citation Counts Rankings
Rankings
7,744
383
15
Ranking Based On Selection: 15
Gianpiero Tagliaferri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61,762
20,557
0.333
* Total Citation Counts Rankings
Rankings
8,082
391
16
Ranking Based On Selection: 16
Sara Ricciardi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,153
21,065
0.350
* Total Citation Counts Rankings
Rankings
8,233
395
17
Ranking Based On Selection: 17
Stefano Covino
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,486
25,442
0.428
* Total Citation Counts Rankings
Rankings
8,251
398
18
Ranking Based On Selection: 18
Alessandro Sozzetti
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
59,440
42,626
0.717
* Total Citation Counts Rankings
Rankings
8,631
409
19
Ranking Based On Selection: 19
Grazia Umana
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57,686
22,588
0.392
* Total Citation Counts Rankings
Rankings
11,113
480
20
Ranking Based On Selection: 20
Mario Nonino
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
49,095
16,678
0.340
* Total Citation Counts Rankings
Rankings
11,201
484
21
Ranking Based On Selection: 21
Maria Sofia Randich
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
48,850
29,798
0.610
* Total Citation Counts Rankings
Rankings
11,700
499
22
Ranking Based On Selection: 22
Filippo D'Ammando
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,493
21,872
0.461
Astrophysics
Multimessenger Astronomy
Physics of Accretion and Ejection
Supermassive Black Holes
Relativistic Jet
* Total Citation Counts Rankings
Rankings
11,722
500
23
Ranking Based On Selection: 23
Leo Girardi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
47,438
19,104
0.403
* Total Citation Counts Rankings
Rankings
12,207
516
24
Ranking Based On Selection: 24
Elena Pian
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46,290
14,865
0.321
* Total Citation Counts Rankings
Rankings
12,927
541
25
Ranking Based On Selection: 25
Andrea Comastri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44,780
14,666
0.328
Astrophysics
High Energy Astrophysics
Observational Cosmolog