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" (870,053 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.

Confidence Kalu
climate variability and change
food security and value chain
Metrics
H-Index
i10 Index
Citation
5
3
87
Emmanuel Anedo
Soil fertility and plant nutrition
Fertilizer technology
Agronomy
Insect frass fertilizer
Metrics
H-Index
i10 Index
Citation
4
0
28
* Rankings
Ranking Based On Selection: 10
Ernest Chukwudi Ogbete
Food quality and assurance
Food safety
Food chemistry
Food processing and preservation
Metrics
H-Index
i10 Index
Citation
2
1
25

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* Rankings
Ranking Based On Selection: 11
Agoh Ec
Agric. Extension
gender
Agroforestry and climate change
Metrics
H-Index
i10 Index
Citation
2
0
10
Rankings
Ranking Based On Selection: 1
Okoye B. C
Metrics
H-Index
i10 Index
Citation Counts
24
48
1,838
Rankings
Ranking Based On Selection: 3
Sskahya|kahya SS
Metrics
H-Index
i10 Index
Citation Counts
6
5
287
Plant Molecular Biology and Genetic Engineering
Rankings
Ranking Based On Selection: 5
Confidence Kalu
Metrics
H-Index
i10 Index
Citation Counts
5
3
87
climate variability and change
food security and value chain
Rankings
Ranking Based On Selection: 6
Emmanuel Anedo
Metrics
H-Index
i10 Index
Citation Counts
4
0
28
Soil fertility and plant nutrition
Fertilizer technology
Agronomy
Insect frass fertilizer
Rankings
Ranking Based On Selection: 7
Olaleru, Ibikunle Funso
Metrics
H-Index
i10 Index
Citation Counts
3
2
89
Agricultural Biochemistry and Nutrition
Rabbit Nutrition
Rankings
Ranking Based On Selection: 8
Nneka Okereke
Metrics
H-Index
i10 Index
Citation Counts
3
1
79
Rankings
Ranking Based On Selection: 9
Chkwuemeka Okezie Sampson
Metrics
H-Index
i10 Index
Citation Counts
2
1
26
Atmospheric Science
Crop-Weather Modelling
Meteorology
Climate Socioeconomics
Rankings
Ranking Based On Selection: 10
Ernest Chukwudi Ogbete
Metrics
H-Index
i10 Index
Citation Counts
2
1
25
Food quality and assurance
Food safety
Food chemistry
Food processing and preservation

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Agoh Ec
Metrics
H-Index
i10 Index
Citation Counts
2
0
10
Agric. Extension
gender
Agroforestry and climate change
Rankings
Ranking Based On Selection: 12
Jane Reuben-Kalu
Metrics
H-Index
i10 Index
Citation Counts
2
0
8
Rankings
Ranking Based On Selection: 13
Agroforetry and Climate change Mitigation and Adaptation
Rankings
Ranking Based On Selection: 14
Asa Adedoyin Ayobami
Metrics
H-Index
i10 Index
Citation Counts
1
0
2