Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 899 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
Finland
Wh Trzaska
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97,792
49,055
0.502
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Finland
Pauli Virtanen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,603
64,195
0.979
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Finland
Juha Þ„Ystö
physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,749
14,288
0.266
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Finland
Jari Erik Nurmi
Motivation and learning
children's evocative impact on their parents and teachers
statistical methods in developmental scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,472
16,605
0.365
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Finland
Taina Rantanen
Aging
activity
disability
muscle strength
epidemiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,045
14,145
0.362
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Finland
Kari Rissanen
Supramolecular Chemisry and Crystallograph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,944
14,097
0.392
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Finland
Hannu Häkkinen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31,177
9,705
0.311
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Finland
Heikki Karjaluoto
Technology Management
Information Systems
Marketin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,206
17,004
0.582
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Finland
Heikki Lyytinen
psykologia
oppimisvaikeudet
learning disorders
dysleksia
dyslexi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,665
8,603
0.311

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Finland
Gerrit Groenhof
biophysical chemistry
polaritonic chemistry
computational photochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,809
12,796
0.496
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Finland
Heinonen A
bone
exercise
physical activity
musculoskeletal
cartilag
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,444
6,486
0.277
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Finland
Päivi Tynjälä
teaching and learning in higher education
learning at work
teachers' professional developmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,051
8,324
0.377
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Finland
Kaisa Aunola
parenting
parent-child relationships
learning motivation
socio emotional developmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,755
10,553
0.485
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Finland
Arja Häkkinen
rehabilitation
clinimetric properties of outcome measures
exercise interventions
health utilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,092
6,796
0.322
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Finland
Juha Hulmi
Muscle
physiology
exercise
nutrition
hypertroph
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,650
9,115
0.441
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Finland
Mikko Siponen
Cybersecurity Management
cybercrime
behavioral information security
usable security
MI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,524
9,126
0.445
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Finland
Pekka Abrahamsson
Software Engineering
Information System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,678
8,733
0.444
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Finland
Asko Tolvanen
Structural equation modeling
multilevel modeling
mixture modelin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,365
9,964
0.543
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Finland
Hannu LT Heikkinen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,847
6,828
0.383
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Finland
Marja Kristiina Lerkkanen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,422
11,156
0.640
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Finland
Jouni Suhonen
nuclear structure
neutrinos
dark matter
Academy of Romanian Scientist
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,179
5,128
0.299
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Finland
Robert Van Leeuwen
Theoretical physics - Condensed matter theory - Many-body physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,173
4,898
0.285
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Finland
Sarianna Sipilä
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,167
7,729
0.450
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Finland
Timo Ahonen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,774
6,267
0.374
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Finland
Taru Feldt
work stress
well-being at work
work intensification
work motivatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,671
7,460
0.447
* Total Citation Counts Rankings
Rankings
3,591
Finland
17
1
Ranking Based On Selection: 1
Wh Trzaska
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97,792
49,055
0.502
* Total Citation Counts Rankings
Rankings
7,010
Finland
29
2
Ranking Based On Selection: 2
Pauli Virtanen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
65,603
64,195
0.979
* Total Citation Counts Rankings
Rankings
9,683
Finland
44
3
Ranking Based On Selection: 3
Juha Þ„Ystö
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,749
14,288
0.266
* Total Citation Counts Rankings
Rankings
12,579
Finland
48
4
Ranking Based On Selection: 4
Jari Erik Nurmi
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
45,472
16,605
0.365
Motivation and learning
children's evocative impact on their parents and teachers
statistical methods in developmental scienc
* Total Citation Counts Rankings
Rankings
16,112
Finland
73
5
Ranking Based On Selection: 5
Taina Rantanen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,045
14,145
0.362
Aging
activity
disability
muscle strength
epidemiolog
* Total Citation Counts Rankings
Rankings
18,338
Finland
81
6
Ranking Based On Selection: 6
Kari Rissanen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35,944
14,097
0.392
* Total Citation Counts Rankings
Rankings
22,833
Finland
111
7
Ranking Based On Selection: 7
Hannu Häkkinen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31,177
9,705
0.311
* Total Citation Counts Rankings
Rankings
25,219
Finland
120
8
Ranking Based On Selection: 8
Heikki Karjaluoto
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,206
17,004
0.582
Technology Management
Information Systems
Marketin
* Total Citation Counts Rankings
Rankings
27,387
Finland
130
9
Ranking Based On Selection: 9
Heikki Lyytinen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27,665
8,603
0.311
psykologia
oppimisvaikeudet
learning disorders
dysleksia
dyslexi
* Total Citation Counts Rankings
Rankings
30,418
Finland
141
10
Ranking Based On Selection: 10
Gerrit Groenhof
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25,809
12,796
0.496
biophysical chemistry
polaritonic chemistry
computational photochemistr

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
34,874
Finland
162
11
Ranking Based On Selection: 11
Heinonen A
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,444
6,486
0.277
bone
exercise
physical activity
musculoskeletal
cartilag
* Total Citation Counts Rankings
Rankings
38,045
Finland
175
12
Ranking Based On Selection: 12
Päivi Tynjälä
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
22,051
8,324
0.377
teaching and learning in higher education
learning at work
teachers' professional developmen
* Total Citation Counts Rankings
Rankings
38,760
Finland
179
13
Ranking Based On Selection: 13
Kaisa Aunola
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,755
10,553
0.485
parenting
parent-child relationships
learning motivation
socio emotional developmen
* Total Citation Counts Rankings
Rankings
40,553
Finland
189
14
Ranking Based On Selection: 14
Arja Häkkinen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,092
6,796
0.322
rehabilitation
clinimetric properties of outcome measures
exercise interventions
health utilit
* Total Citation Counts Rankings
Rankings
41,747
Finland
197
15
Ranking Based On Selection: 15
Juha Hulmi
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,650
9,115
0.441
* Total Citation Counts Rankings
Rankings
42,103
Finland
201
16
Ranking Based On Selection: 16
Mikko Siponen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,524
9,126
0.445
Cybersecurity Management
cybercrime
behavioral information security
usable security
MI
* Total Citation Counts Rankings
Rankings
44,586
Finland
216
17
Ranking Based On Selection: 17
Pekka Abrahamsson
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
19,678
8,733
0.444
* Total Citation Counts Rankings
Rankings
48,988
Finland
234
18
Ranking Based On Selection: 18
Asko Tolvanen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18,365
9,964
0.543
Structural equation modeling
multilevel modeling
mixture modelin
* Total Citation Counts Rankings
Rankings
50,936
Finland
246
19
Ranking Based On Selection: 19
Hannu LT Heikkinen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,847
6,828
0.383
* Total Citation Counts Rankings
Rankings
52,585
Finland
261
20
Ranking Based On Selection: 20
Marja Kristiina Lerkkanen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,422
11,156
0.640
* Total Citation Counts Rankings
Rankings
53,556
Finland
268
21
Ranking Based On Selection: 21
Jouni Suhonen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,179
5,128
0.299
nuclear structure
neutrinos
dark matter
Academy of Romanian Scientist
* Total Citation Counts Rankings
Rankings
53,583
Finland
269
22
Ranking Based On Selection: 22
Robert Van Leeuwen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,173
4,898
0.285
Theoretical physics - Condensed matter theory - Many-body physic
* Total Citation Counts Rankings
Rankings
53,605
Finland
270
23
Ranking Based On Selection: 23
Sarianna Sipilä
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,167
7,729
0.450
* Total Citation Counts Rankings
Rankings
55,365
Finland
279
24
Ranking Based On Selection: 24
Timo Ahonen
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,774
6,267
0.374
* Total Citation Counts Rankings
Rankings
55,813
Finland
282
25
Ranking Based On Selection: 25
Taru Feldt
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,671
7,460
0.447
work stress
well-being at work
work intensification
work motivatio