| Clinical Medicine · 398 listed authors (30.5%) |
| General & Internal Medicine | 72 | 5.5% | 15 | Oxman, Andrew David #3,714 |
| Neurology & Neurosurgery | 37 | 2.8% | 23 | Gilhus, Nils Erik #6,658 |
| Cardiovascular System & Hematology | 33 | 2.5% | 17 | Kjeldsen, Sverre Erik #9,507 |
| Oncology & Carcinogenesis | 25 | 1.9% | 11 | Aune, Dagfinn #2,040 |
| Sport Sciences | 23 | 1.8% | 10 | Bahr, Roald M. #2,408 |
| Psychiatry | 22 | 1.7% | 11 | Quintana, Daniel S. #6,707 |
| Obstetrics & Reproductive Medicine | 17 | 1.3% | 4 | Bö, Kari #7,243 |
| Orthopedics | 16 | 1.2% | 2 | Engebretsen, Lars #18,609 |
| Dentistry | 14 | 1.1% | 4 | Olsen, Ingar #15,724 |
| Surgery | 14 | 1.1% | 1 | Soreide, K. #9,467 |
| Pediatrics | 13 | 1.0% | 3 | Saugstad, Ola Didrik #31,372 |
| Immunology | 10 | 0.8% | 5 | Brandtzaeg, Per #12,766 |
| Anesthesiology | 9 | 0.7% | 1 | McQuay, Henry J. #94,189 |
| Pharmacology & Pharmacy | 7 | 0.5% | 1 | Tonnesen, Hanne Hjorth #93,304 |
| Arthritis & Rheumatology | 6 | 0.5% | 1 | Kvien, Tore Kristian #13,854 |
| Endocrinology & Metabolism | 6 | 0.5% | 3 | Eriksen, Erik Fink Ink #46,175 |
| Gastroenterology & Hepatology | 6 | 0.5% | 2 | Karlsen, Tom Hemming #24,894 |
| General Clinical Medicine | 6 | 0.5% | 0 | Sandberg, Sverre #141,422 |
| Legal & Forensic Medicine | 6 | 0.5% | 1 | Gill, Peter D. #30,079 |
| Complementary & Alternative Medicine | 5 | 0.4% | 0 | Birch, Stephen #323,911 |
| Nuclear Medicine & Medical Imaging | 4 | 0.3% | 0 | Skaane, Per #270,637 |
| Urology & Nephrology | 4 | 0.3% | 0 | Hallan, Stein Ivar #149,557 |
| Dermatology & Venereal Diseases | 3 | 0.2% | 1 | Magnus Bjordal, Jan #61,435 |
| Environmental & Occupational Health | 3 | 0.2% | 1 | Birkeland Nielsen, Morten Birkeland #33,102 |
| Geriatrics | 3 | 0.2% | 0 | Selbæk, Geir #121,814 |
| Ophthalmology & Optometry | 3 | 0.2% | 1 | Utheim, Tor Paaske #79,301 |
| Otorhinolaryngology | 3 | 0.2% | 0 | Djupesland, Per Gisle #121,309 |
| Emergency & Critical Care Medicine | 2 | 0.2% | 0 | Olasveengen, Theresa Mariero #103,258 |
| Respiratory System | 2 | 0.2% | 0 | Svanes, Cecilie #252,661 |
| Tropical Medicine | 1 | 0.1% | 0 | Overgaard, Hans Jørgen #469,597 |
| Engineering · 97 listed authors (7.4%) |
| Industrial Engineering & Automation | 19 | 1.5% | 10 | Fossen, Thor I. #935 |
| Civil Engineering | 18 | 1.4% | 7 | Faltinsen, Odd Magnus #9,330 |
| Electrical & Electronic Engineering | 13 | 1.0% | 6 | Yin, Shen #9,596 |
| Mechanical Engineering & Transports | 12 | 0.9% | 4 | Zhang, Zhiliang #34,957 |
| Geological & Geomatics Engineering | 11 | 0.8% | 9 | Barton, Nicholas R.E. #3,300 |
| Chemical Engineering | 8 | 0.6% | 3 | Skogestad, Sigurd #17,753 |
| Environmental Engineering | 5 | 0.4% | 3 | Xu, Chong Yu #8,809 |
| Mining & Metallurgy | 4 | 0.3% | 0 | Kowalczuk, Przemyslaw Boguslaw #153,464 |
| Operations Research | 4 | 0.3% | 2 | Sgarbossa, Fabio #56,907 |
| Biomedical Engineering | 3 | 0.2% | 3 | Holzapfel, Gerhard A. #5,021 |
| Aerospace & Aeronautics | 2 | 0.2% | 0 | Sandal, G. M. #242,452 |
| Enabling & Strategic Technologies · 95 listed authors (7.3%) |
| Energy | 57 | 4.4% | 21 | Klöckner, Christian Andreas #4,845 |
| Materials | 25 | 1.9% | 8 | Yartys, Volodymyr A. #67,526 |
| Strategic, Defence & Security Studies | 25 | 1.9% | 7 | Aven, Terje #3,840 |
| Biotechnology | 6 | 0.5% | 2 | Kumar, Gopalakrishnan #10,135 |
| Bioinformatics | 3 | 0.2% | 2 | Aittokallio, Tero A. #22,529 |
| Optoelectronics & Photonics | 1 | 0.1% | 0 | Skauli, Torbjorn #725,479 |
| Agriculture, Fisheries & Forestry · 94 listed authors (7.2%) |
| Fisheries | 69 | 5.3% | 12 | Ringø, Einar #6,427 |
| Dairy & Animal Science | 9 | 0.7% | 3 | Meuwissen, Théo H.E. #8,586 |
| Forestry | 8 | 0.6% | 1 | Sandberg, Dick #92,649 |
| Food Science | 7 | 0.5% | 4 | Knutsen, Katrine Helle #42,219 |
| Veterinary Sciences | 6 | 0.5% | 1 | Godfroid, Jacques #61,189 |
| Agronomy & Agriculture | 5 | 0.4% | 1 | Bakken, Lars Reier #81,414 |
| Horticulture | 1 | 0.1% | 0 | Mortensen, Leiv M. #313,236 |
| Social Sciences · 90 listed authors (6.9%) |
| Education | 29 | 2.2% | 17 | Scherer, Ronny #6,461 |
| Political Science & Public Administration | 14 | 1.1% | 12 | Christensen, Tom #12,811 |
| Geography | 10 | 0.8% | 10 | Nightingale, Andrea J. #8,894 |
| Information & Library Sciences | 6 | 0.5% | 2 | Aksnes, Dag W. #33,287 |
| International Relations | 5 | 0.4% | 5 | Neumann, Iver B. #14,731 |
| Criminology | 4 | 0.3% | 3 | Sandberg, Sveinung #24,107 |
| Demography | 3 | 0.2% | 1 | Carling, Jørgen #11,545 |
| Law | 3 | 0.2% | 0 | Langford, Malcolm #130,754 |
| Cultural Studies | 2 | 0.2% | 0 | Rippa, Alessandro #237,159 |
| Science Studies | 2 | 0.2% | 2 | Steen, Markus #57,381 |
| Social Work | 1 | 0.1% | 0 | Skivenes, Marit #129,689 |
| Earth & Environmental Sciences · 82 listed authors (6.3%) |
| Environmental Sciences | 24 | 1.8% | 24 | Sarkodie, Samuel Asumadu #1,147 |
| Geochemistry & Geophysics | 20 | 1.5% | 10 | Meert, Joseph G. #15,112 |
| Meteorology & Atmospheric Sciences | 13 | 1.0% | 12 | Peters, Glen P. #1,492 |
| Paleontology | 10 | 0.8% | 7 | Hammer, Øyvind S. #19,748 |
| Geology | 6 | 0.5% | 1 | Gawthorpe, Rob L. #86,986 |
| Oceanography | 4 | 0.3% | 0 | LaCasce, J. H. #118,228 |
| Information & Communication Technologies · 81 listed authors (6.2%) |
| Artificial Intelligence & Image Processing | 43 | 3.3% | 15 | Krogstie, John #11,549 |
| Networking & Telecommunications | 12 | 0.9% | 5 | Vasilakos, Athanasios V. #19,237 |
| Software Engineering | 9 | 0.7% | 4 | Arcuri, Andrea #19,735 |
| Information Systems | 4 | 0.3% | 4 | Mikalef, Patrick #3,141 |
| Medical Informatics | 3 | 0.2% | 1 | Wootton, Richard #72,752 |
| Computation Theory & Mathematics | 2 | 0.2% | 0 | Fomin, Fedor V. #175,127 |
| Computer Hardware & Architecture | 2 | 0.2% | 0 | Umuroglu, Yaman #426,407 |
| Biology · 68 listed authors (5.2%) |
| Ecology | 17 | 1.3% | 16 | Gómez-Baggethun, Erik Nicolas #5,136 |
| Marine Biology & Hydrobiology | 17 | 1.3% | 9 | Costello, Mark John #3,814 |
| Plant Biology & Botany | 9 | 0.7% | 2 | Jaakola, Laura #22,274 |
| Evolutionary Biology | 8 | 0.6% | 4 | Lande, Russell #2,673 |
| Zoology | 4 | 0.3% | 0 | Ødegaard, Frode #495,940 |
| Ornithology | 3 | 0.2% | 0 | Husby, Magne #295,071 |
| Biomedical Research · 66 listed authors (5.0%) |
| Toxicology | 15 | 1.1% | 3 | Aaseth, J. #20,274 |
| Biochemistry & Molecular Biology | 12 | 0.9% | 5 | Lamark, Trond #51,535 |
| Developmental Biology | 12 | 0.9% | 6 | Fang, Evandro Fei #7,404 |
| Microbiology | 11 | 0.8% | 5 | Kauserud, Håvard #38,755 |
| Nutrition & Dietetics | 7 | 0.5% | 5 | Duttaroy, Asim K. #8,642 |
| Physiology | 7 | 0.5% | 1 | Nilsson, Göran E. #32,864 |
| Virology | 4 | 0.3% | 0 | Cox, Rebecca Jane #120,512 |
| Biophysics | 3 | 0.2% | 1 | Moan, Johan Emilian #83,345 |
| Mycology & Parasitology | 3 | 0.2% | 2 | Larsson, Karl Henrik #21,852 |
| Genetics & Heredity | 1 | 0.1% | 0 | Berg, Kåre #281,017 |
| Economics & Business · 58 listed authors (4.4%) |
| Business & Management | 18 | 1.4% | 17 | Anthony Jnr, Bokolo #2,296 |
| Economics | 9 | 0.7% | 9 | Fagerberg, Jan #15,497 |
| Marketing | 9 | 0.7% | 9 | Dhir, Amandeep #2,273 |
| Logistics & Transportation | 8 | 0.6% | 4 | Elvik, Rune #12,031 |
| Sport, Leisure & Tourism | 5 | 0.4% | 5 | Giulianotti, Richard #15,807 |
| Agricultural Economics & Policy | 4 | 0.3% | 4 | Makate, Clifton #29,520 |
| Finance | 2 | 0.2% | 2 | Shakil, Mohammad Hassan #30,310 |
| Development Studies | 1 | 0.1% | 1 | Østby, Gudrun #81,289 |
| Public Health & Health Services · 37 listed authors (2.8%) |
| Nursing | 16 | 1.2% | 3 | Moksnes, Unni Karin #77,763 |
| Public Health | 15 | 1.1% | 6 | Malterud, Kirsti #1,878 |
| Rehabilitation | 5 | 0.4% | 3 | Gold, Christian #59,879 |
| Health Policy & Services | 4 | 0.3% | 0 | Wiig, Siri #150,154 |
| Substance Abuse | 4 | 0.3% | 2 | Andreassen, Cecilie Schou #6,858 |
| Epidemiology | 2 | 0.2% | 1 | Magnus, Per Minor #48,178 |
| Chemistry · 34 listed authors (2.6%) |
| Analytical Chemistry | 8 | 0.6% | 2 | Pedersen-Bjergaard, Stig #77,916 |
| Polymers | 8 | 0.6% | 3 | Chinga-Carrasco, Gary #32,769 |
| Medicinal & Biomolecular Chemistry | 7 | 0.5% | 2 | Bjørklund, Geir #4,333 |
| Inorganic & Nuclear Chemistry | 4 | 0.3% | 0 | Ghosh, Abhik #120,082 |
| Physical Chemistry | 4 | 0.3% | 3 | Olsbye, Unni #40,558 |
| Organic Chemistry | 3 | 0.2% | 1 | Hein, Jason E. #74,022 |
| Physics & Astronomy · 32 listed authors (2.4%) |
| Nuclear & Particle Physics | 12 | 0.9% | 5 | Samset, Bjørn H. #38,699 |
| Applied Physics | 8 | 0.6% | 2 | Brataas, Arne #40,480 |
| Chemical Physics | 4 | 0.3% | 1 | Helgaker, Trygve U. #30,776 |
| Astronomy & Astrophysics | 3 | 0.2% | 1 | Werner, Stephanie C. #93,898 |
| Fluids & Plasmas | 3 | 0.2% | 2 | Andersson, Helge I. #39,890 |
| Acoustics | 1 | 0.1% | 1 | Holm, Sverre #94,162 |
| Optics | 1 | 0.1% | 0 | Skaar, Johannes #404,068 |
| Psychology & Cognitive Sciences · 24 listed authors (1.8%) |
| Developmental & Child Psychology | 5 | 0.4% | 5 | Olweus, Dan #8,485 |
| Experimental Psychology | 5 | 0.4% | 5 | Koelsch, Stefan #2,714 |
| Social Psychology | 5 | 0.4% | 5 | Furnham, Adrian F. #908 |
| Behavioral Science & Comparative Psychology | 3 | 0.2% | 1 | Newberry, Ruth C. #57,109 |
| General Psychology & Cognitive Sciences | 1 | 0.1% | 0 | Isaksen, Scott G. #234,923 |
| Human Factors | 1 | 0.1% | 1 | Rundmo, Torbjörn #72,440 |
| Psychoanalysis | 1 | 0.1% | 0 | Varvin, Sverre #658,961 |
| Communication & Textual Studies · 17 listed authors (1.3%) |
| Communication & Media Studies | 8 | 0.6% | 8 | Lutz, Christoph #9,793 |
| Languages & Linguistics | 6 | 0.5% | 6 | Borg, Simon #5,558 |
| Literary Studies | 2 | 0.2% | 0 | Kukkonen, Karin #334,393 |
| Built Environment & Design · 11 listed authors (0.8%) |
| Urban & Regional Planning | 7 | 0.5% | 7 | Cooke, Philip N. #10,177 |
| Building & Construction | 6 | 0.5% | 5 | Jelle, Bjørn Petter #8,632 |
| Architecture | 1 | 0.1% | 0 | Mitrović, Branko #966,020 |
| Design Practice & Management | 1 | 0.1% | 1 | Steinert, Martin #99,738 |
| Mathematics & Statistics · 9 listed authors (0.7%) |
| General Mathematics | 5 | 0.4% | 0 | Auslander, Maurice #113,304 |
| Numerical & Computational Mathematics | 1 | 0.1% | 1 | Floater, Michael S. #79,892 |
| Statistics & Probability | 1 | 0.1% | 1 | Aalen, Odd O. #87,438 |
| Historical Studies · 7 listed authors (0.5%) |
| Archaeology | 5 | 0.4% | 0 | Nicu, Ionut Cristi #102,789 |
| Anthropology | 2 | 0.2% | 1 | Cabot, Heath #71,552 |
| History | 1 | 0.1% | 0 | Jordheim, Helge #254,771 |
| History of Science, Technology & Medicine | 1 | 0.1% | 0 | Gradmann, Christoph #527,515 |
| Philosophy & Theology · 6 listed authors (0.5%) |
| Religions & Theology | 5 | 0.4% | 0 | Nongbri, Brent #192,488 |
| Philosophy | 3 | 0.2% | 2 | Baumgartner, Michael #78,248 |
| Applied Ethics | 1 | 0.1% | 1 | Hofmann, Bjørn Morten #17,749 |
| Visual & Performing Arts · 1 listed authors (0.1%) |
| Music | 2 | 0.2% | 0 | Karlsen, Sidsel #365,958 |