Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 18 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
international financ
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,562
57
0.036
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
ethology
ecology
behavioral ecology
arachnology
zoolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,132
322
0.284
* Total Citation Counts Rankings
Ranking Based On Selection: 3
histology
coral development
conservatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
870
450
0.517
* Total Citation Counts Rankings
Ranking Based On Selection: 4
geology. petrology
geochronology
granite
Activation analysi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
786
233
0.296
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Social Psychology
Social Capital
Media Studies
Internet
IC
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
532
152
0.286
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Media and Communication Researc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
512
271
0.529
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Accounting
Auditing
Risk disclosure
Earnings managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
336
247
0.735
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Industrial Organization
Telecommunication Policy
Development Economic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
251
77
0.307
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Corporate Disclosure
Financial Accountin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
131
128
0.977
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
情報システ�
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76
22
0.289
* Total Citation Counts Rankings
Ranking Based On Selection: 11
環境経済学、制度派経済学、水政�
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
16
0.381
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Organizational Behavior
Organizational Psychology
Cross-Cultural Management
Career Psycholog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Speech Production
Prosody
Fluency
Self-efficacy
Metacognitio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22
18
0.818
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19
2
0.105
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Marketing Research
Consumer Behavior in ASEA
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8
3
0.375
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Corporate Governance
Disclosure
Financial Accountin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 18
political science
international relations
diplomac
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total Citation Counts Rankings
Rankings
545,923
10,905
1
Ranking Based On Selection: 1
Eiji Ogawa
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,562
57
0.036
* Total Citation Counts Rankings
Rankings
659,925
12,873
2
Ranking Based On Selection: 2
Kensuke Nakata
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,132
322
0.284
ethology
ecology
behavioral ecology
arachnology
zoolog
* Total Citation Counts Rankings
Rankings
754,761
14,433
3
Ranking Based On Selection: 3
Nami Okubo
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
870
450
0.517
histology
coral development
conservatio
* Total Citation Counts Rankings
Rankings
790,575
15,039
4
Ranking Based On Selection: 4
Shinjoe Hironao
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
786
233
0.296
geology. petrology
geochronology
granite
Activation analysi
* Total Citation Counts Rankings
Rankings
931,380
17,241
5
Ranking Based On Selection: 5
Yasufumi Shibanai
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
532
152
0.286
Social Psychology
Social Capital
Media Studies
Internet
IC
* Total Citation Counts Rankings
Rankings
947,180
17,476
6
Ranking Based On Selection: 6
Satoshi Kitamura
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
512
271
0.529
Media and Communication Researc
* Total Citation Counts Rankings
Rankings
1,122,829
20,022
7
Ranking Based On Selection: 7
Hyonok Kim
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
336
247
0.735
Accounting
Auditing
Risk disclosure
Earnings managemen
* Total Citation Counts Rankings
Rankings
1,255,361
21,806
8
Ranking Based On Selection: 8
Toshifumi Kuroda
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
251
77
0.307
Industrial Organization
Telecommunication Policy
Development Economic
* Total Citation Counts Rankings
Rankings
1,584,337
26,018
9
Ranking Based On Selection: 9
Ryosuke Fujitani|藤谷涼佑
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
131
128
0.977
Corporate Disclosure
Financial Accountin
* Total Citation Counts Rankings
Rankings
1,850,196
29,354
10
Ranking Based On Selection: 10
佐藤修
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76
22
0.289
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Total Citation Counts Rankings
Rankings
2,087,475
32,471
11
Ranking Based On Selection: 11
野田 浩二
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
16
0.381
* Total Citation Counts Rankings
Rankings
2,120,128
32,966
12
Ranking Based On Selection: 12
Kenta Koyama
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38
25
0.658
Organizational Behavior
Organizational Psychology
Cross-Cultural Management
Career Psycholog
* Total Citation Counts Rankings
Rankings
2,231,926
34,502
13
Ranking Based On Selection: 13
Jason Pipe
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
Speech Production
Prosody
Fluency
Self-efficacy
Metacognitio
* Total Citation Counts Rankings
Rankings
2,280,361
35,185
14
Ranking Based On Selection: 14
Yuki Shigeta
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22
18
0.818
* Total Citation Counts Rankings
Rankings
2,319,951
35,745
15
Ranking Based On Selection: 15
Tadashi Hamano
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19
2
0.105
* Total Citation Counts Rankings
Rankings
2,474,739
38,132
16
Ranking Based On Selection: 16
Hirokazu Tajima
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8
3
0.375
Marketing Research
Consumer Behavior in ASEA
* Total Citation Counts Rankings
Rankings
2,550,627
39,464
17
Ranking Based On Selection: 17
Kiyonori Iwata
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total Citation Counts Rankings
Rankings
2,568,161
39,785
18
Ranking Based On Selection: 18
Bruce Flanagan ブルース フラナガン
Tokyo Keizai University
Tokyo, Japan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
political science
international relations
diplomac