Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (910,673 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Oleg M. Smirnov
radio interferomerty calibration & imaging
Metrics
H-Index
i10 Index
Citation
52
140
16,380
* Rankings
Ranking Based On Selection: 4
Stefan Wijnholds
radio astronomy
array calibration
calibratability
imaging
radio telescopes
Metrics
H-Index
i10 Index
Citation
40
93
9,256
* Rankings
Ranking Based On Selection: 6
Richard Fallows
Solar wind and interplanetary scintillation
ionosphere and ionospheric scintillation
Metrics
H-Index
i10 Index
Citation
31
57
6,213
* Rankings
Ranking Based On Selection: 8
Arnold Van Ardenne
Radio Science
Radio Astronomy and Instrumentation
Metrics
H-Index
i10 Index
Citation
19
26
4,207
* Rankings
Ranking Based On Selection: 10
Chris Broekema
High performance computing
streaming processing
software defined networking
exascale
Metrics
H-Index
i10 Index
Citation
12
14
3,756

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

* Rankings
Ranking Based On Selection: 14
Irene Bonati
Geophysics
Planetary Science
Radio Astronomy
Computational Science
Metrics
H-Index
i10 Index
Citation
4
2
74
Rankings
Ranking Based On Selection: 1
Carole Jackson
Metrics
H-Index
i10 Index
Citation Counts
67
97
27,846
Rankings
Ranking Based On Selection: 2
Oleg M. Smirnov
Metrics
H-Index
i10 Index
Citation Counts
52
140
16,380
radio interferomerty calibration & imaging
Rankings
Ranking Based On Selection: 3
Anne M. Archibald
Metrics
H-Index
i10 Index
Citation Counts
51
73
48,256
Rankings
Ranking Based On Selection: 4
Stefan Wijnholds
Metrics
H-Index
i10 Index
Citation Counts
40
93
9,256
radio astronomy
array calibration
calibratability
imaging
radio telescopes
Rankings
Ranking Based On Selection: 5
Natasha Maddox
Metrics
H-Index
i10 Index
Citation Counts
32
50
4,508
Rankings
Ranking Based On Selection: 6
Richard Fallows
Metrics
H-Index
i10 Index
Citation Counts
31
57
6,213
Solar wind and interplanetary scintillation
ionosphere and ionospheric scintillation
Rankings
Ranking Based On Selection: 7
Yogesh Maan
Metrics
H-Index
i10 Index
Citation Counts
24
45
2,578
Rankings
Ranking Based On Selection: 8
Arnold Van Ardenne
Metrics
H-Index
i10 Index
Citation Counts
19
26
4,207
Radio Science
Radio Astronomy and Instrumentation
Rankings
Ranking Based On Selection: 9
Mark Ruiter
Metrics
H-Index
i10 Index
Citation Counts
18
24
3,959
Rankings
Ranking Based On Selection: 10
Chris Broekema
Metrics
H-Index
i10 Index
Citation Counts
12
14
3,756
High performance computing
streaming processing
software defined networking
exascale

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Pikky Atri
Metrics
H-Index
i10 Index
Citation Counts
9
9
489
X-ray binaries
black holes
VLBI
Rankings
Ranking Based On Selection: 12
Roel Witvers
Metrics
H-Index
i10 Index
Citation Counts
8
6
178
RF IC Low Noise MMIC SKA radio astronomy
Rankings
Ranking Based On Selection: 13
Gert Kruithof
Metrics
H-Index
i10 Index
Citation Counts
6
4
161
Rankings
Ranking Based On Selection: 14
Irene Bonati
Metrics
H-Index
i10 Index
Citation Counts
4
2
74
Geophysics
Planetary Science
Radio Astronomy
Computational Science