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" (873,864 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 :1
Tiiu Kull
population biology of threatened species
conservation biology
distribution ecology
nature tourism
Metrics
H-Index
i10 Index
Citation
36
71
5,218
Aivar Ruukel
Nature tourism
Ecotourism
Sustainable tourism
Responsible Tourism
Destination marketing
Metrics
H-Index
i10 Index
Citation
3
0
21
Rankings
Ranking Based On Selection: 1
Tiiu Kull
Metrics
H-Index
i10 Index
Citation Counts
36
71
5,218
population biology of threatened species
conservation biology
distribution ecology
nature tourism
Rankings
Ranking Based On Selection: 2
Marika Kose
Metrics
H-Index
i10 Index
Citation Counts
5
3
78
Rankings
Ranking Based On Selection: 3
Aivar Ruukel
Metrics
H-Index
i10 Index
Citation Counts
3
0
21
Nature tourism
Ecotourism
Sustainable tourism
Responsible Tourism
Destination marketing