Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 105 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
Psychiatr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,374
5,932
0.306
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,446
7,438
0.403
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Photobiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,050
7,553
0.471
* Total Citation Counts Rankings
Ranking Based On Selection: 4
neuroscience
neuropharmacology
sleep
circadian rhyth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,345
3,601
0.235
* Total Citation Counts Rankings
Ranking Based On Selection: 5
epilepsy
neurodevelopmental disorder
autism
intellectual disabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,846
4,309
0.290
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Neuroscienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,491
3,692
0.255
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Biosignal processin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,474
3,786
0.262
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Neurodegenerative Disorder
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,925
10,440
0.750
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,408
5,066
0.408
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Drug Metabolis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,555
2,274
0.197
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Pediatric neurology
molecular genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,937
3,846
0.352
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Alzeimer's diseas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,477
2,984
0.315
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,916
3,621
0.406
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,894
1,815
0.204
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Molecular Pharmacology of Ion channel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,836
1,633
0.185
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Radiation Oncology
Quality Assuranc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,657
2,737
0.357
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Regulatory Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,222
1,709
0.237
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Neuroscienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,938
1,706
0.246
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,720
1,623
0.242
* Total Citation Counts Rankings
Ranking Based On Selection: 20
angogenesis pancreatic cance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,349
2,223
0.350
* Total Citation Counts Rankings
Ranking Based On Selection: 21
neuroscienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,185
1,213
0.196
* Total Citation Counts Rankings
Ranking Based On Selection: 22
薬理�
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,056
1,489
0.246
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Hematolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,449
2,582
0.474
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Speech Recognition
Pattern Recognition
Machine Learnin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,022
841
0.167
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Molecular Evolution
Animal Phylogenetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,776
805
0.169
* Total Citation Counts Rankings
Rankings
45,312
681
1
Ranking Based On Selection: 1
Tatsuo Akechi
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,374
5,932
0.306
* Total Citation Counts Rankings
Rankings
48,507
748
2
Ranking Based On Selection: 2
Shingo Murakami
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,446
7,438
0.403
* Total Citation Counts Rankings
Rankings
58,434
928
3
Ranking Based On Selection: 3
Akimichi Morita
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,050
7,553
0.471
* Total Citation Counts Rankings
Rankings
62,061
992
4
Ranking Based On Selection: 4
Kazuhiko Kume
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,345
3,601
0.235
neuroscience
neuropharmacology
sleep
circadian rhyth
* Total Citation Counts Rankings
Rankings
64,740
1,047
5
Ranking Based On Selection: 5
Kazuhiro Yamakawa
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,846
4,309
0.290
epilepsy
neurodevelopmental disorder
autism
intellectual disabilit
* Total Citation Counts Rankings
Rankings
66,912
1,085
6
Ranking Based On Selection: 6
Kazunobu Sawamoto
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,491
3,692
0.255
* Total Citation Counts Rankings
Rankings
67,018
1,090
7
Ranking Based On Selection: 7
Junichiro Hayano
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,474
3,786
0.262
* Total Citation Counts Rankings
Rankings
70,438
1,166
8
Ranking Based On Selection: 8
Takashi Saito
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,925
10,440
0.750
* Total Citation Counts Rankings
Rankings
81,113
1,386
9
Ranking Based On Selection: 9
Hiroyasu Akatsu
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,408
5,066
0.408
* Total Citation Counts Rankings
Rankings
88,566
1,554
10
Ranking Based On Selection: 10
Katsunori Nakamura
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,555
2,274
0.197
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* Total Citation Counts Rankings
Rankings
94,462
1,678
11
Ranking Based On Selection: 11
Shinji Saitoh
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,937
3,846
0.352
Pediatric neurology
molecular genetic
* Total Citation Counts Rankings
Rankings
111,454
2,036
12
Ranking Based On Selection: 12
Makoto Michikawa
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,477
2,984
0.315
* Total Citation Counts Rankings
Rankings
119,432
2,191
13
Ranking Based On Selection: 13
Nobuyuki Ohte
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,916
3,621
0.406
* Total Citation Counts Rankings
Rankings
119,745
2,198
14
Ranking Based On Selection: 14
Yoshiyuki Suzuki
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,894
1,815
0.204
* Total Citation Counts Rankings
Rankings
120,610
2,217
15
Ranking Based On Selection: 15
Yuji Imaizumi
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,836
1,633
0.185
Molecular Pharmacology of Ion channel
* Total Citation Counts Rankings
Rankings
141,211
2,710
16
Ranking Based On Selection: 16
Satoshi Ishikura
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,657
2,737
0.357
Radiation Oncology
Quality Assuranc
* Total Citation Counts Rankings
Rankings
150,202
2,885
17
Ranking Based On Selection: 17
Masahiro Tohkin
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,222
1,709
0.237
* Total Citation Counts Rankings
Rankings
156,719
3,027
18
Ranking Based On Selection: 18
Koutarou D Kimura
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,938
1,706
0.246
* Total Citation Counts Rankings
Rankings
161,984
3,139
19
Ranking Based On Selection: 19
Mitsuharu Hattori
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,720
1,623
0.242
* Total Citation Counts Rankings
Rankings
171,732
3,349
20
Ranking Based On Selection: 20
Yoichi Matsuo
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,349
2,223
0.350
angogenesis pancreatic cance
* Total Citation Counts Rankings
Rankings
176,363
3,451
21
Ranking Based On Selection: 21
Kiyofumi Asai
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,185
1,213
0.196
* Total Citation Counts Rankings
Rankings
180,149
3,551
22
Ranking Based On Selection: 22
Susumu Ohya
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,056
1,489
0.246
* Total Citation Counts Rankings
Rankings
199,938
3,951
23
Ranking Based On Selection: 23
Shigeru Kusumoto
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,449
2,582
0.474
* Total Citation Counts Rankings
Rankings
216,450
4,320
24
Ranking Based On Selection: 24
Atsushi Nakamura
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,022
841
0.167
Speech Recognition
Pattern Recognition
Machine Learnin
* Total Citation Counts Rankings
Rankings
226,901
4,550
25
Ranking Based On Selection: 25
Yoshinori Kumazawa
Nagoya City University
Nagoya, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,776
805
0.169
Molecular Evolution
Animal Phylogenetic