United States' Top 2% Scientists 2022

The United States has 68,565 scientists on the 2022 single-year Top 2% list, up 3.5% from 66,247 in 2021. That places the United States 1st in the world by number of listed scientists. Harvard Medical School has the most listed scientists (1,146), followed by University of Washington (924).

Single Year

68,565

+2,318 (+3.5%) vs 2021

Career Data

78,907

+2,999 (+4.0%) vs 2021

World rank by count

No change vs 2021

Institutes

5,883

+98 (+1.7%) vs 2021

Scientists in the United States on the list, by year

The single-year count has grown 15% since 2020.

Single-year list, change on the previous year

2021+10.8%

2022+3.5%

2023+1.2%

2024+3.0%

2025+2.2%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	59,785		68,018
2021	66,247	+10.8%	75,908	+11.6%
2022	68,565	+3.5%	78,907	+4.0%
2023	69,386	+1.2%	81,159	+2.9%
2024	71,460	+3.0%	84,209	+3.8%
2025	73,020	+2.2%	87,861	+4.3%

Top 10 institutes in the United States

By number of listed scientists

Single-year list2022

Show the list

1Harvard Medical School1,146
2University of Washington924
3Stanford University829
4University of California, San Francisco739
5Massachusetts Institute of Technology712
6University of Michigan, Ann Arbor704
7University of California, Berkeley651
8Mayo Clinic610
9University of California, Los Angeles609
10University of California, Davis567

All 68,565 scientists

Single-year list2022

The first 100 are free to browse.

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Rank in the United States	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	1	Wang, Zhong Lin	Georgia Institute of Technology	Nanoscience & Nanotechnology	Rank 1
2	4	Bandura, Albert	Stanford University	Social Psychology	Rank 1
3	6	Hinton, Geoffrey	Google LLC	Artificial Intelligence & Image Processing	Rank 2
4	7	IJ Ioannidis, John P.A.	Stanford University School of Medicine	General & Internal Medicine	Rank 2
5	8	NM Newman, M. E.J.	University of Michigan, Ann Arbor	Fluids & Plasmas	Rank 1
6	12	GR Girshick, Ross	Facebook Research	Artificial Intelligence & Image Processing	Rank 3
7	13	KR Kessler, Ronald C.	Harvard Medical School	Psychiatry	Rank 1
8	14	PJ Perdew, John P.	Temple University	Applied Physics	Rank 2
9	18	ZL Zadeh, Lotfi A.	University of California, Berkeley	Artificial Intelligence & Image Processing	Rank 5
10	19	BL Breiman, Leo	University of California, Berkeley	Statistics & Probability	Rank 1
11	20	SG Semenza, Gregg L.	Johns Hopkins School of Medicine	Biochemistry & Molecular Biology	Rank 1
12	21	AI Ajzen, Icek	University of Massachusetts Amherst	Social Psychology	Rank 2
13	25	BD Bartel, David P.	Howard Hughes Medical Institute	Developmental Biology	Rank 2
14	26	GJ Goodenough, J. B.	The University of Texas at Austin	Applied Physics	Rank 3
15	27	LH Li, Heng	Dana-Farber Cancer Institute	Bioinformatics	Rank 1
16	28	GJ Gross, James J.	Stanford University	Experimental Psychology	Rank 1
17	29	DE Diener, Ed	The University of Utah	Social Psychology	Rank 4
18	30	MB McEwen, Bruce S.	Rockefeller University	Neurology & Neurosurgery	Rank 2
19	32	HF Hu, Frank B.	Harvard T.H. Chan School of Public Health	Endocrinology & Metabolism	Rank 1
20	33	LR Lal, Rattan A.	The Ohio State University	Agronomy & Agriculture	Rank 1
21	37	GY Gogotsi, Yury	Drexel University	Nanoscience & Nanotechnology	Rank 3
22	38	MD McClements, David Julian	University of Massachusetts Amherst	Food Science	Rank 1
23	39	WE Witten, Edward	Institute for Advanced Studies	Nuclear & Particle Physics	Rank 1
24	40	WW Willett, Walter C.	Harvard T.H. Chan School of Public Health	Epidemiology	Rank 1
25	42	TD Teece, David J.	The University of Texas at Dallas	Business & Management	Rank 1
26	43	LP Libby, Peter	Harvard Medical School	Cardiovascular System & Hematology	Rank 2
27	44	RD Rubin, Donald B.	Fox School of Business	Statistics & Probability	Rank 2
28	45	ER Edgar, Robert C.	GigaGen, Inc.	Bioinformatics	Rank 2
29	46	JR Jain, Rakesh K.	Harvard Medical School	Oncology & Carcinogenesis	Rank 1
30	47	TD Tilman, David	University of California, Santa Barbara	Ecology	Rank 1
31	48	MC Murray, Christopher J.L.	Institute for Health Metrics and Evaluation	General & Internal Medicine	Rank 5
32	49	WG Whitesides, George M.	Harvard Faculty of Arts and Sciences	General Chemistry	Rank 1
33	56	MA Manthiram, Arumugam	The University of Texas at Austin	Nanoscience & Nanotechnology	Rank 5
34	61	KR Kalluri, Raghu	University of Texas MD Anderson Cancer Center	Oncology & Carcinogenesis	Rank 2
35	62	PR Petersen, Ronald	Mayo Clinic	Neurology & Neurosurgery	Rank 4
36	63	RP Ridker, Paul M.	Harvard Medical School	Cardiovascular System & Hematology	Rank 3
37	64	Yaghi, Omar M.	Berkeley College of Chemistry	General Chemistry	Rank 2
38	65	KM Karin, Michael	UC San Diego School of Medicine	Developmental Biology	Rank 3
39	66	LR Langer, Robert	Massachusetts Institute of Technology	Biomedical Engineering	Rank 1
40	67	LY LeCun, Yann	New York University	Artificial Intelligence & Image Processing	Rank 8
41	68	DE Deci, Edward L.	University of Rochester	Social Psychology	Rank 6
42	69	GA Gelman, Andrew	Columbia University	Statistics & Probability	Rank 3
43	72	FJ Friedman, Jerome	Stanford Law School	Statistics & Probability	Rank 4
44	74	BA Barabási, Albert László	Northeastern University	Fluids & Plasmas	Rank 2
45	75	Acemoglu, Daron	Massachusetts Institute of Technology	Economics	Rank 1
46	76	TR Tibshirani, Robert	Stanford University	Statistics & Probability	Rank 5
47	77	HM Holick, Michael F.	Boston University School of Medicine	Endocrinology & Metabolism	Rank 2
48	79	CJ Cohen, Jacob	Aging and Dementia Research Center	Psychiatry	Rank 2
49	80	FN Fierer, Noah	University of Colorado Boulder	Microbiology	Rank 1
50	81	LE Lander, Eric S.	Broad Institute	Developmental Biology	Rank 5
51	84	BG Buzsáki, György	NYU Grossman School of Medicine	Neurology & Neurosurgery	Rank 5
52	86	JA Jain, Anil	Michigan State University	Artificial Intelligence & Image Processing	Rank 9
53	88	MM Mattson, Mark P.	Johns Hopkins School of Medicine	Neurology & Neurosurgery	Rank 6
54	92	MR Medzhitov, Ruslan	Yale School of Medicine	Immunology	Rank 2
55	93	MD Mozaffarian, Dariush	Tufts University	Cardiovascular System & Hematology	Rank 4
56	95	VV Venkatesh, Viswanath	Virginia Tech, Pamplin College of Business	Information Systems	Rank 1
57	96	PM Pesaran, M. Hashem	University of Southern California	Econometrics	Rank 1
58	98	YR Yager, Ronald	Machine Intelligence Institute	Artificial Intelligence & Image Processing	Rank 11
59	99	FB Fredrickson, Barbara L.	The University of North Carolina at Chapel Hill	Social Psychology	Rank 7
60	100	BP Bentler, P. M.	University of California, Los Angeles	Social Sciences Methods	Rank 1
61	104	DK Deb, Kalyanmoy	Michigan State University	Artificial Intelligence & Image Processing	Rank 12
62	106	KD Kahneman, Daniel	Princeton University	Experimental Psychology	Rank 2
63	107	DD Donoho, David	Stanford University	Networking & Telecommunications	Rank 1
64	108	PD Pardoll, Drew M.	The Sidney Kimmel Comprehensive Cancer Center	Immunology	Rank 5
65	110	WJ Wang, Joseph	Department of NanoEngineering	Analytical Chemistry	Rank 1
66	111	MJ Massague, Joan	Memorial Sloan-Kettering Cancer Center	Developmental Biology	Rank 6
67	112	FB Fischl, Bruce	Massachusetts General Hospital	Neurology & Neurosurgery	Rank 7
68	115	BM Barsoum, Michel W.	Drexel University	Materials	Rank 1
69	119	PM Porter, Michael E.	Harvard Business School	Business & Management	Rank 3
70	123	MJ Morris, John	Washington University School of Medicine in St. Louis	Neurology & Neurosurgery	Rank 8
71	124	SD Selkoe, Dennis	Harvard Medical School	Neurology & Neurosurgery	Rank 9
72	125	JA Jemal, Ahmedin	American Cancer Society	Oncology & Carcinogenesis	Rank 4
73	126	PB Popkin, Barry	Carolina Population Center	Nutrition & Dietetics	Rank 2
74	129	HK He, Kaiming	Facebook Research	Artificial Intelligence & Image Processing	Rank 13
75	130	MR Mittler, Ron	University of Missouri	Plant Biology & Botany	Rank 2
76	132	RP Reich, Peter B.	University of Minnesota Twin Cities	Ecology	Rank 2
77	134	CE Candès, Emmanuel	Stanford University	Statistics & Probability	Rank 6
78	135	BJ Barney, Jay Brian	The University of Utah	Business & Management	Rank 4
79	136	LD Lovley, Derek R.	University of Massachusetts Amherst	Microbiology	Rank 2
80	137	SC Serhan, Charles N.	Brigham and Women's Hospital	Immunology	Rank 7
81	138	YZ Younossi, Zobair	Inova Health System	Gastroenterology & Hepatology	Rank 1
82	140	YC Yancy, Clyde	Northwestern University Feinberg School of Medicine	Cardiovascular System & Hematology	Rank 7
83	141	KE Koonin, Eugene V.	National Center for Biotechnology Information (NCBI)	Developmental Biology	Rank 7
84	142	WD Williams, David R.	Harvard T.H. Chan School of Public Health	Public Health	Rank 1
85	143	HG Hotamisligil, Gökhan S.	Broad Institute	Endocrinology & Metabolism	Rank 3
86	145	ZS Zahra, Shaker A.	Carlson School of Management	Business & Management	Rank 6
87	146	TK Trenberth, Kevin E.	National Center for Atmospheric Research	Meteorology & Atmospheric Sciences	Rank 1
88	150	SC Shannon, Claude E.	Massachusetts Institute of Technology	Networking & Telecommunications	Rank 2
89	152	RS Rosenberg, Steven A.	National Cancer Institute (NCI)	Immunology	Rank 8
90	154	LB Logan, Bruce E.	Pennsylvania State University	Environmental Sciences	Rank 1
91	160	RA Ribas, Antoni	David Geffen School of Medicine at UCLA	Oncology & Carcinogenesis	Rank 6
92	162	BD Blei, David	Columbia University	Artificial Intelligence & Image Processing	Rank 14
93	163	BA Beck, Aaron T.	University of Pennsylvania	Clinical Psychology	Rank 1
94	165	HS Horvath, Steve	David Geffen School of Medicine at UCLA	Developmental Biology	Rank 8
95	167	SA Shleifer, Andrei	Harvard University	Economics	Rank 2
96	169	RM Raichle, Marc	Washington University School of Medicine in St. Louis	Neurology & Neurosurgery	Rank 10
97	170	EH El-Serag, Hashem B.	Baylor College of Medicine	Gastroenterology & Hepatology	Rank 2
98	171	CS Cohen, Sheldon	Carnegie Mellon University	Social Psychology	Rank 9
99	174	MR Mayer, Richard E.	University of California, Santa Barbara	Education	Rank 2
100	175	BR Bagozzi, Richard P.	Stephen M. Ross School of Business	Marketing	Rank 1
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Countries with a similar count

Single-year list2022

China19,310 scientistsin 2022

United Kingdom16,445 scientistsin 2022

Germany9,961 scientistsin 2022

Canada7,737 scientistsin 2022

Australia7,349 scientistsin 2022

Italy6,839 scientistsin 2022

Explore other countries

Single-year list2022

Brazil1,263 scientistsin 2022

Mexico365 scientistsin 2022

Chile253 scientistsin 2022

Argentina201 scientistsin 2022

Colombia81 scientistsin 2022

Peru36 scientistsin 2022

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Frequently asked questions

How many scientists from the United States are in the 2022 Stanford Top 2% list?

68,565 scientists affiliated with the United States are on the 2022 single-year list, and 78,907 are on the career-long list.

Which institute in the United States has the most Top 2% scientists?

On the 2022 single-year list, Harvard Medical School has the most listed scientists from the United States, with 1,146. It is followed by University of Washington with 924.

How has the number of Top 2% scientists in the United States changed since 2020?

On the single-year list, the United States went from 59,785 scientists in 2020 to 68,565 in 2022, a change of +14.7%.

What is the difference between the single-year and career-long lists?

The single-year list ranks scientists on the citations their work received in one year. The career-long list ranks them on citations across their whole career. Both lists are published every year, and a scientist can be on one, both or neither.

What is the official source of this data?

The rankings come from the science-wide author databases of standardized citation indicators published by Ioannidis et al. in the Elsevier Data Repository, updated every year. TOPSCINET, an independent platform, organises that data by country, year, institute and field, so you can compare and explore it.