The ranking of “Top 100” scientists is based on total h-index scores. Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, EECA, BRICS, and COMESA 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, and Social Sciences. According to Total H. BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (829,221 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.
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![Scott L Zeger](https://cdn.adscientificindex.com/pictures/f9/1395339.jpg)
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![Hanno Ulmer](https://cdn.adscientificindex.com/pictures/19/1402460.jpg)
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![Paul Seed](https://cdn.adscientificindex.com/pictures/b8/1158495.jpg)
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![Frances Shofer](https://cdn.adscientificindex.com/pictures/92/1595192.jpg)
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![Xihong Lin](https://cdn.adscientificindex.com/pictures/ec/1391435.jpg)
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![Xh Zhou](/user/assets/images/profile/no-profile-photo.png)
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![Zee Chung Ying Benny](https://cdn.adscientificindex.com/pictures/b5/409382.jpg)
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![Antonio Gasparrini](https://cdn.adscientificindex.com/pictures/8e/1356082.jpg)
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![Elizabeth Colantuoni](/user/assets/images/profile/no-profile-photo.png)
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![Linda Sharples](/user/assets/images/profile/no-profile-photo.png)
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![Daniel W Byrne](https://cdn.adscientificindex.com/pictures/39/5725521.jpg)
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![Aurelien Belot](https://cdn.adscientificindex.com/pictures/05/1353052.jpg)
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![Michael C Wu](https://cdn.adscientificindex.com/pictures/78/4511390.jpg)
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![Iran](/flags/ir.png)
![Mahbubeh Parsaeian](https://cdn.adscientificindex.com/pictures/d3/417481.jpg)
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![Canada](/flags/ca.png)
![Jeffrey A Bakal](https://cdn.adscientificindex.com/pictures/99/646551.jpg)
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![Daniel C Eastwood](https://cdn.adscientificindex.com/pictures/82/1391365.jpg)
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![Loic Desquilbet](https://cdn.adscientificindex.com/pictures/5c/1661055.jpg)
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![Eskindir Loha](https://cdn.adscientificindex.com/pictures/86/1353051.jpg)
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![Italy](/flags/it.png)
![Irene Schiavetti](https://cdn.adscientificindex.com/pictures/da/1828464.jpg)
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![Karla DiazOrdaz](https://cdn.adscientificindex.com/pictures/99/1324261.jpg)
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![Guanhua Chen](https://cdn.adscientificindex.com/pictures/3b/1831765.jpg)
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![Luigi Palla](https://cdn.adscientificindex.com/pictures/0b/1367615.jpg)
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![Tanzy Love](https://cdn.adscientificindex.com/pictures/50/1620783.jpg)
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![Olga Rebrova О.Ю. Реброва](https://cdn.adscientificindex.com/pictures/bc/1080987.jpg)
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![Alex Lewin](/user/assets/images/profile/no-profile-photo.png)
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![Iran](/flags/ir.png)
![Mehdi Kazempour Dizaji](https://cdn.adscientificindex.com/pictures/c9/464531.jpg)
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![China](/flags/cn.png)
![Xin-lin Chen(陈新林)](/user/assets/images/profile/no-profile-photo.png)
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![Assem M Khamis](https://cdn.adscientificindex.com/pictures/22/1158503.jpg)
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![Joshua Kayiwa](https://cdn.adscientificindex.com/pictures/a6/1324260.jpg)
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![Italy](/flags/it.png)
![Umberto Giani](/user/assets/images/profile/no-profile-photo.png)
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![Victor Talisa](https://cdn.adscientificindex.com/pictures/db/1619117.jpg)
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![Yuan Chen](https://cdn.adscientificindex.com/pictures/46/912749.jpg)
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![Rute Velosa Vieira](https://cdn.adscientificindex.com/pictures/00/1353057.jpg)
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![Egypt](/flags/eg.png)
![Adel Mishriky](/user/assets/images/profile/no-profile-photo.png)
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![Mohammad Meshbahur Rahman](https://cdn.adscientificindex.com/pictures/32/5005370.jpg)
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![Lewis Tomalin](https://cdn.adscientificindex.com/pictures/bb/4684749.jpg)
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![Kursad Tosun](https://cdn.adscientificindex.com/pictures/cd/4457950.jpg)
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![Oliver Hines](https://cdn.adscientificindex.com/pictures/fd/5321219.jpg)
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![Quoc Bui](https://cdn.adscientificindex.com/pictures/e6/5186135.jpg)
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![Bryce Rowland](https://cdn.adscientificindex.com/pictures/1a/5726586.jpg)
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![Dung T Nguyen](https://cdn.adscientificindex.com/pictures/c8/4359995.jpg)
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![Neha Joshi](/user/assets/images/profile/no-profile-photo.png)
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![Ujjwal Sehrawat](https://cdn.adscientificindex.com/pictures/3d/5186148.jpg)
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![Austria](/flags/at.png)
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![United Kingdom](/flags/gb.png)
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![United States](/flags/us.png)
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![United States](/flags/us.png)
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![Hong Kong](/flags/hk.png)
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![United Kingdom](/flags/gb.png)
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![United States](/flags/us.png)
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![United Kingdom](/flags/gb.png)
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![United States](/flags/us.png)
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![United Kingdom](/flags/gb.png)
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![United Kingdom](/flags/gb.png)
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![](https://cdn.adscientificindex.com/logos/5297.png)
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![Cyprus](/flags/cy.png)
![](https://cdn.adscientificindex.com/logos/1811.jpg)
![](https://cdn.adscientificindex.com/logos/1811.jpg)
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![United States](/flags/us.png)
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![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/6602.png)
![](https://cdn.adscientificindex.com/logos/6602.png)
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![Germany](/flags/de.png)
![](https://cdn.adscientificindex.com/logos/1458.png)
![](https://cdn.adscientificindex.com/logos/1458.png)
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![United Kingdom](/flags/gb.png)
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![United States](/flags/us.png)
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![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/4631.png)
![](https://cdn.adscientificindex.com/logos/4631.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11674.jpg)
![](/assets/images/world-icon.png)
![Australia](/flags/au.png)
![](https://cdn.adscientificindex.com/logos/5838.jpg)
![](https://cdn.adscientificindex.com/logos/5838.jpg)
![](/assets/images/world-icon.png)
![Switzerland](/flags/ch.png)
![](https://cdn.adscientificindex.com/logos/10446.png)
![](https://cdn.adscientificindex.com/logos/10446.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/3215.jpg)
![](https://cdn.adscientificindex.com/logos/3215.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10895.png)
![](https://cdn.adscientificindex.com/logos/10895.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/1234.jpg)
![](https://cdn.adscientificindex.com/logos/1234.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/2834.png)
![](https://cdn.adscientificindex.com/logos/2834.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/16841.png)
![](https://cdn.adscientificindex.com/logos/16841.png)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/8802.jpg)
![](https://cdn.adscientificindex.com/logos/8802.jpg)
![](/assets/images/world-icon.png)
![Canada](/flags/ca.png)
![](https://cdn.adscientificindex.com/logos/10815.jpg)
![](https://cdn.adscientificindex.com/logos/10815.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/5613.jpg)
![](https://cdn.adscientificindex.com/logos/5613.jpg)
![](/assets/images/world-icon.png)
![France](/flags/fr.png)
![](https://cdn.adscientificindex.com/logos/2215.png)
![](https://cdn.adscientificindex.com/logos/2215.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![Italy](/flags/it.png)
![](https://cdn.adscientificindex.com/logos/9982.png)
![](https://cdn.adscientificindex.com/logos/9982.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/10902.jpg)
![](https://cdn.adscientificindex.com/logos/10902.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11571.jpg)
![](https://cdn.adscientificindex.com/logos/11571.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11324.jpg)
![](https://cdn.adscientificindex.com/logos/11324.jpg)
![](/assets/images/world-icon.png)
![Russia](/flags/ru.png)
![](https://cdn.adscientificindex.com/logos/7398.png)
![](https://cdn.adscientificindex.com/logos/7398.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/7940.png)
![](https://cdn.adscientificindex.com/logos/7940.png)
![](/assets/images/world-icon.png)
![China](/flags/cn.png)
![](https://cdn.adscientificindex.com/logos/3054.png)
![](https://cdn.adscientificindex.com/logos/3054.png)
![](/assets/images/world-icon.png)
![Australia](/flags/au.png)
![](https://cdn.adscientificindex.com/logos/1896.jpg)
![](https://cdn.adscientificindex.com/logos/1896.jpg)
![](/assets/images/world-icon.png)
![Hungary](/flags/hu.png)
![](https://cdn.adscientificindex.com/logos/11533.png)
![](https://cdn.adscientificindex.com/logos/11533.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](https://cdn.adscientificindex.com/logos/11200.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11075.png)
![](https://cdn.adscientificindex.com/logos/11075.png)
![](/assets/images/world-icon.png)
![Switzerland](/flags/ch.png)
![](https://cdn.adscientificindex.com/logos/2283.png)
![](https://cdn.adscientificindex.com/logos/2283.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/3543.png)
![](https://cdn.adscientificindex.com/logos/3543.png)
![](/assets/images/world-icon.png)
![South Korea](/flags/kr.png)
![](https://cdn.adscientificindex.com/logos/27292.png)
![](https://cdn.adscientificindex.com/logos/27292.png)
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![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
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![Romania](/flags/ro.png)
![](https://cdn.adscientificindex.com/logos/11196.png)
![](https://cdn.adscientificindex.com/logos/11196.png)
![](/assets/images/world-icon.png)
![Türkiye](/flags/tr.png)
![](https://cdn.adscientificindex.com/logos/2099.png)
![](https://cdn.adscientificindex.com/logos/2099.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](/assets/images/world-icon.png)
![Italy](/flags/it.png)
![](https://cdn.adscientificindex.com/logos/9987.png)
![](https://cdn.adscientificindex.com/logos/9987.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/24586.png)
![](https://cdn.adscientificindex.com/logos/24586.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/16462.jpg)
![](https://cdn.adscientificindex.com/logos/16462.jpg)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/10783.jpg)
![](https://cdn.adscientificindex.com/logos/10783.jpg)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/8562.png)
![](https://cdn.adscientificindex.com/logos/8562.png)
![](/assets/images/world-icon.png)
![Bangladesh](/flags/bd.png)
![](https://cdn.adscientificindex.com/logos/28511.png)
![](https://cdn.adscientificindex.com/logos/28511.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/3595.jpg)
![](https://cdn.adscientificindex.com/logos/3595.jpg)
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![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/8134.png)
![](https://cdn.adscientificindex.com/logos/8134.png)
![](/assets/images/world-icon.png)
![Iran](/flags/ir.png)
![](https://cdn.adscientificindex.com/logos/8051.jpg)
![](https://cdn.adscientificindex.com/logos/8051.jpg)
![](/assets/images/world-icon.png)
![Romania](/flags/ro.png)
![](https://cdn.adscientificindex.com/logos/11193.png)
![](/assets/images/world-icon.png)
![Greece](/flags/gr.png)
![](https://cdn.adscientificindex.com/logos/11087.jpg)
![](https://cdn.adscientificindex.com/logos/11087.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10926.png)
![](https://cdn.adscientificindex.com/logos/10926.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/5861.png)
![](https://cdn.adscientificindex.com/logos/5861.png)
![](/assets/images/world-icon.png)
![Japan](/flags/jp.png)
![](https://cdn.adscientificindex.com/logos/3570.png)
![](/assets/images/world-icon.png)
![Indonesia](/flags/id.png)
![](https://cdn.adscientificindex.com/logos/10324.png)
![](https://cdn.adscientificindex.com/logos/10324.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11459.gif)
![](https://cdn.adscientificindex.com/logos/11459.gif)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10892.jpg)
![](https://cdn.adscientificindex.com/logos/10892.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11240.png)
![](https://cdn.adscientificindex.com/logos/11240.png)
![](/assets/images/world-icon.png)
![Romania](/flags/ro.png)
![](https://cdn.adscientificindex.com/logos/14842.jpg)
![](https://cdn.adscientificindex.com/logos/14842.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/16063.png)
![](https://cdn.adscientificindex.com/logos/16063.png)
![](/assets/images/world-icon.png)
![United Kingdom](/flags/gb.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
![](https://cdn.adscientificindex.com/logos/5297.png)
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![Germany](/flags/de.png)
![](https://cdn.adscientificindex.com/logos/25910.png)
![](https://cdn.adscientificindex.com/logos/25910.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/15754.png)
![](https://cdn.adscientificindex.com/logos/15754.png)
![](/assets/images/world-icon.png)
![Norway](/flags/no.png)
![](https://cdn.adscientificindex.com/logos/11268.jpg)
![](https://cdn.adscientificindex.com/logos/11268.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10728.png)
![](https://cdn.adscientificindex.com/logos/10728.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/2313.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11862.jpg)
![](/assets/images/world-icon.png)
![Brazil](/flags/br.png)
![](https://cdn.adscientificindex.com/logos/9777.jpg)
![](https://cdn.adscientificindex.com/logos/9777.jpg)
![](/assets/images/world-icon.png)
![Belgium](/flags/be.png)
![](https://cdn.adscientificindex.com/logos/1252.png)
![](https://cdn.adscientificindex.com/logos/1252.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11240.png)
![](https://cdn.adscientificindex.com/logos/11240.png)
![](/assets/images/world-icon.png)
![Italy](/flags/it.png)
![](https://cdn.adscientificindex.com/logos/16651.jpg)
![](https://cdn.adscientificindex.com/logos/16651.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/15839.png)
![](https://cdn.adscientificindex.com/logos/15839.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/11459.gif)
![](https://cdn.adscientificindex.com/logos/11459.gif)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/1736.jpg)
![](https://cdn.adscientificindex.com/logos/1736.jpg)
![](/assets/images/world-icon.png)
![Vietnam](/flags/vn.png)
![](https://cdn.adscientificindex.com/logos/6821.jpg)
![](https://cdn.adscientificindex.com/logos/6821.jpg)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/15754.png)
![](https://cdn.adscientificindex.com/logos/15754.png)
![](/assets/images/world-icon.png)
![United States](/flags/us.png)
![](https://cdn.adscientificindex.com/logos/10917.jpg)
![](https://cdn.adscientificindex.com/logos/10917.jpg)