Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 1.008 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 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.
* Last 6 Years Citation Rankings
Rankings
13,922
World Rank
70
Country Rank
1
University
Ranking Based On Selection:
1
Social Sciences / Open and Distance Education
Distance Education | Educational Technology | Open Education | Online Learnin
Distance Education | Educational Technology | Open Education | Online Learnin
Citation Metrics
-
Total20,515
-
Last 6 Years18,730
-
Last 6 Years / Total0.913
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* Last 6 Years Citation Rankings
Rankings
43,711
World Rank
177
Country Rank
2
University
Ranking Based On Selection:
2
Economics & Econometrics / Environmental Economics
Economics | Tourism | Tourism Economics | ESG | Turiz
Economics | Tourism | Tourism Economics | ESG | Turiz
Citation Metrics
-
Total9,760
-
Last 6 Years8,724
-
Last 6 Years / Total0.894
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* Last 6 Years Citation Rankings
Rankings
61,213
World Rank
242
Country Rank
3
University
Ranking Based On Selection:
3
Natural Sciences / Chemical Sciences
Biochemistry | Enzyme purification | Carbonic anhydrase | Paraoxonase | gene clonin
Biochemistry | Enzyme purification | Carbonic anhydrase | Paraoxonase | gene clonin
Citation Metrics
-
Total11,383
-
Last 6 Years6,871
-
Last 6 Years / Total0.604
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* Last 6 Years Citation Rankings
Rankings
69,319
World Rank
271
Country Rank
4
University
Ranking Based On Selection:
4
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Pharmacognosy | natural products | phytotherapy | aromatherapy | pharmaceutica
Pharmacognosy | natural products | phytotherapy | aromatherapy | pharmaceutica
Citation Metrics
-
Total14,831
-
Last 6 Years6,268
-
Last 6 Years / Total0.423
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* Last 6 Years Citation Rankings
Rankings
101,573
World Rank
446
Country Rank
5
University
Ranking Based On Selection:
5
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Medicinal chemistry | heterocyclic compounds | chemical biology | Bioorganic chemistry | Drug discover
Medicinal chemistry | heterocyclic compounds | chemical biology | Bioorganic chemistry | Drug discover
Citation Metrics
-
Total8,483
-
Last 6 Years4,681
-
Last 6 Years / Total0.552
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* Last 6 Years Citation Rankings
Rankings
136,259
World Rank
667
Country Rank
6
University
Ranking Based On Selection:
6
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Natural Products chemistry | pharmacognosy | phytotherapy-aromatherapy | biotransformation | medche
Natural Products chemistry | pharmacognosy | phytotherapy-aromatherapy | biotransformation | medche
Citation Metrics
-
Total8,231
-
Last 6 Years3,663
-
Last 6 Years / Total0.445
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* Last 6 Years Citation Rankings
Rankings
136,503
World Rank
670
Country Rank
7
University
Ranking Based On Selection:
7
Citation Metrics
-
Total4,749
-
Last 6 Years3,658
-
Last 6 Years / Total0.770
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* Last 6 Years Citation Rankings
Rankings
143,200
World Rank
714
Country Rank
8
University
Ranking Based On Selection:
8
Citation Metrics
-
Total8,488
-
Last 6 Years3,510
-
Last 6 Years / Total0.414
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* Last 6 Years Citation Rankings
Rankings
143,247
World Rank
715
Country Rank
9
University
Ranking Based On Selection:
9
Citation Metrics
-
Total8,733
-
Last 6 Years3,509
-
Last 6 Years / Total0.402
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* Last 6 Years Citation Rankings
Rankings
164,775
World Rank
871
Country Rank
10
University
Ranking Based On Selection:
10
Education / Educational Technology
human-computer interface | multitasking | cognitive load | scale development | computer ethic
human-computer interface | multitasking | cognitive load | scale development | computer ethic
Citation Metrics
-
Total6,631
-
Last 6 Years3,106
-
Last 6 Years / Total0.468
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* Last 6 Years Citation Rankings
Rankings
169,748
World Rank
917
Country Rank
11
University
Ranking Based On Selection:
11
Citation Metrics
-
Total3,515
-
Last 6 Years3,024
-
Last 6 Years / Total0.860
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* Last 6 Years Citation Rankings
Rankings
173,197
World Rank
942
Country Rank
12
University
Ranking Based On Selection:
12
Social Sciences / Tourism & Hospitality
turizm | pazarlama | bibliyometri | sözlü tarih | işletme ve sektör tarih
turizm | pazarlama | bibliyometri | sözlü tarih | işletme ve sektör tarih
Citation Metrics
-
Total7,069
-
Last 6 Years2,971
-
Last 6 Years / Total0.420
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* Last 6 Years Citation Rankings
Rankings
190,623
World Rank
1,086
Country Rank
13
University
Ranking Based On Selection:
13
Social Sciences / Open and Distance Education
Educational Technology | Open and Distance Learning | Learning Analytics | AI in Educatio
Educational Technology | Open and Distance Learning | Learning Analytics | AI in Educatio
Citation Metrics
-
Total3,592
-
Last 6 Years2,722
-
Last 6 Years / Total0.758
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* Last 6 Years Citation Rankings
Rankings
194,014
World Rank
1,121
Country Rank
14
University
Ranking Based On Selection:
14
Citation Metrics
-
Total3,015
-
Last 6 Years2,678
-
Last 6 Years / Total0.888
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* Last 6 Years Citation Rankings
Rankings
207,520
World Rank
1,252
Country Rank
15
University
Ranking Based On Selection:
15
Natural Sciences / Chemical Sciences
chemistry | Analitik Kimya | biomimetics. artificial enzymes | molecularly imprinted mater
chemistry | Analitik Kimya | biomimetics. artificial enzymes | molecularly imprinted mater
Citation Metrics
-
Total10,743
-
Last 6 Years2,514
-
Last 6 Years / Total0.234
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* Last 6 Years Citation Rankings
Rankings
210,403
World Rank
1,277
Country Rank
16
University
Ranking Based On Selection:
16
Citation Metrics
-
Total7,547
-
Last 6 Years2,481
-
Last 6 Years / Total0.329
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* Last 6 Years Citation Rankings
Rankings
216,042
World Rank
1,333
Country Rank
17
University
Ranking Based On Selection:
17
Citation Metrics
-
Total4,742
-
Last 6 Years2,419
-
Last 6 Years / Total0.510
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* Last 6 Years Citation Rankings
Rankings
220,758
World Rank
1,365
Country Rank
18
University
Ranking Based On Selection:
18
Economics & Econometrics / Economics
time series modeling | macro economic forecasting | energy economic
time series modeling | macro economic forecasting | energy economic
Citation Metrics
-
Total3,297
-
Last 6 Years2,370
-
Last 6 Years / Total0.719
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* Last 6 Years Citation Rankings
Rankings
226,837
World Rank
1,420
Country Rank
19
University
Ranking Based On Selection:
19
Citation Metrics
-
Total3,525
-
Last 6 Years2,308
-
Last 6 Years / Total0.655
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* Last 6 Years Citation Rankings
Rankings
232,819
World Rank
1,475
Country Rank
20
University
Ranking Based On Selection:
20
Citation Metrics
-
Total4,513
-
Last 6 Years2,251
-
Last 6 Years / Total0.499
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* Last 6 Years Citation Rankings
Rankings
235,079
World Rank
1,501
Country Rank
21
University
Ranking Based On Selection:
21
Citation Metrics
-
Total4,603
-
Last 6 Years2,230
-
Last 6 Years / Total0.484
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* Last 6 Years Citation Rankings
Rankings
257,677
World Rank
1,752
Country Rank
22
University
Ranking Based On Selection:
22
Citation Metrics
-
Total2,547
-
Last 6 Years2,035
-
Last 6 Years / Total0.799
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* Last 6 Years Citation Rankings
Rankings
271,523
World Rank
1,900
Country Rank
23
University
Ranking Based On Selection:
23
Citation Metrics
-
Total5,073
-
Last 6 Years1,929
-
Last 6 Years / Total0.380
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* Last 6 Years Citation Rankings
Rankings
272,888
World Rank
1,922
Country Rank
24
University
Ranking Based On Selection:
24
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Extraction | Distillation | Chromatography | Spectroscopy | GC/M
Extraction | Distillation | Chromatography | Spectroscopy | GC/M
Citation Metrics
-
Total5,839
-
Last 6 Years1,919
-
Last 6 Years / Total0.329
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* Last 6 Years Citation Rankings
Rankings
275,332
World Rank
1,953
Country Rank
25
University
Ranking Based On Selection:
25
Education / Education (Other, All)
Öğretmen yetiştirme | teacher education | ilköğretim programları | eğitimde program geliştirme | curriculum developmen
Öğretmen yetiştirme | teacher education | ilköğretim programları | eğitimde program geliştirme | curriculum developmen
Citation Metrics
-
Total5,013
-
Last 6 Years1,902
-
Last 6 Years / Total0.379
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