Mexico's Top 2% Scientists 2021: Career-Long List

Mexico has 342 scientists on the 2021 career-long Top 2% list, up 17.5% from 291 in 2020. That places Mexico 37th in the world by number of listed scientists. Universidad Nacional Autónoma de México has the most listed scientists (52), followed by Centro de Investigacion y de Estudios Avanzados (15).

Single Year

364

+61 (+20.1%) vs 2020

Career Data

342

+51 (+17.5%) vs 2020

World rank by count

#37

No change vs 2020

Institutes

120

+21 (+21.2%) vs 2020

Scientists in Mexico on the list, by year

The career-long count has grown 18% since 2020.

Career-long list, change on the previous year

2021+17.5%

2022-3.5%

2023+6.7%

2024+9.1%

2025+9.4%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	303		291
2021	364	+20.1%	342	+17.5%
2022	365	+0.3%	330	-3.5%
2023	355	-2.7%	352	+6.7%
2024	379	+6.8%	384	+9.1%
2025	415	+9.5%	420	+9.4%

Top 10 institutes in Mexico

By number of listed scientists

Career-long list2021

Show the list

All 342 scientists

Career-long list2021

The first 100 are free to browse.

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Rank in Mexico	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	1,241	BG Bakris, George L.	The University of Chicago Medicine	Cardiovascular System & Hematology	Rank 75
2	1,486	CC Coello Coello, Carlos A.	Centro de Investigacion y de Estudios Avanzados	Artificial Intelligence & Image Processing	Rank 34
3	6,743	BA Bendelac, Albert	The University of Chicago	Immunology	Rank 261
4	9,045	HM Heil, Martin	Centro de Investigacion y de Estudio Avanzados, Campus Guanajuato	Plant Biology & Botany	Rank 75
5	9,207	PN Powe, Neil R.	University of California, San Francisco	Urology & Nephrology	Rank 90
6	10,470	SM Selman, Moisés	Instituto Nacional de Enfermedades Respiratorias	Respiratory System	Rank 106
7	10,481	BR Brookmeyer, Ron	UCLA Fielding School of Public Health	Statistics & Probability	Rank 46
8	10,537	OR Ortega, Romeo	Instituto Tecnologico Autonoma de Mexico	Industrial Engineering & Automation	Rank 75
9	12,684	RM Rotheram-Borus, Mary Jane	University of California, Los Angeles	Public Health	Rank 108
10	12,783	TJ Theiler, James	Los Alamos National Laboratory	Optoelectronics & Photonics	Rank 26
11	13,048	CE Crimmins, Eileen M.	University of Southern California	Gerontology	Rank 16
12	14,223	SH Sira-Ramirez, Hebertt	Centro de Investigacion y de Estudios Avanzados	Industrial Engineering & Automation	Rank 102
13	14,527	RI Romieu, Isabelle	Instituto Nacional de Salud Pública. México	Oncology & Carcinogenesis	Rank 658
14	14,979	LB Lo, Bernard	University of California, San Francisco	General & Internal Medicine	Rank 196
15	15,152	Sharma, Ashutosh	Tecnologico de Monterrey	Chemical Physics	Rank 382
16	16,438	ER Effros, Rita Brickman	David Geffen School of Medicine at UCLA	Immunology	Rank 612
17	19,044	AD Alarcón-Segovia, Donato	Instituto Nacional de la Nutrición Salvador Zubiran	Arthritis & Rheumatology	Rank 155
18	19,053	BR Buijs, Ruud M.	Universidad Nacional Autónoma de México	Neurology & Neurosurgery	Rank 1,524
19	22,327	GA Galano, Annia	Universidad Autónoma Metropolitana -Unidad Iztapalapa	Chemical Physics	Rank 542
20	23,436	CJ Crossa, José	Centro Internacional de Mejoramiento de Maiz y Trigo	Plant Biology & Botany	Rank 260
21	25,621	DS Dong, Shi Hai	Instituto Politécnico Nacional	General Physics	Rank 173
22	25,689	MJ Morrone, Juan J.	Universidad Nacional Autónoma de México	Ecology	Rank 429
23	26,047	CT Cloughesy, Timothy F.	David Geffen School of Medicine at UCLA	Oncology & Carcinogenesis	Rank 1,197
24	26,318	GG Gamba, Gerardo	Universidad Nacional Autónoma de México	Urology & Nephrology	Rank 286
25	26,324	NH Nelson, Heidi	American College of Surgeons	Surgery	Rank 210
26	27,779	AJ Albores-Saavedra, J.	Fundación Clínica y Hospital Médica Sur	Pathology	Rank 88
27	27,987	FL Fridman, Leonid	Universidad Nacional Autónoma de México	Industrial Engineering & Automation	Rank 209
28	28,027	RM Reynolds, Matthew P.	Centro Internacional de Mejoramiento de Maiz y Trigo	Plant Biology & Botany	Rank 312
29	28,458	HB Husted, Bryan W.	EGADE Business School	Business & Management	Rank 259
30	29,581	PJ Pfaus, James G.	Universidad Veracruzana	Behavioral Science & Comparative Psychology	Rank 99
31	30,109	BW Browner, Warren S.	California Pacific Medical Center	General & Internal Medicine	Rank 345
32	30,166	Cárdenas-Barrón, Leopoldo Eduardo	Tecnologico de Monterrey	Operations Research	Rank 89
33	31,697	CJ Czernin, Johannes	David Geffen School of Medicine at UCLA	Nuclear Medicine & Medical Imaging	Rank 201
34	33,327	SR Singh, Ravi Prakash	Centro Internacional de Mejoramiento de Maiz y Trigo	Plant Biology & Botany	Rank 388
35	33,905	ME Martínez-Romero, Esperanza	Universidad Nacional Autónoma de México Campus Morelos	Microbiology	Rank 833
36	34,189	FJ Fielding, Jonathan	UCLA Fielding School of Public Health	Public Health	Rank 309
37	35,234	RB Rodriguez-Iturbe, Bernardo	Instituto Nacional de Cardiologia Ignacio Chavez	Urology & Nephrology	Rank 389
38	35,682	DM Dodd, Marylin	University of California, San Francisco	Nursing	Rank 65
39	37,709	CM Cabana, Michael D.	University of California, San Francisco	Pediatrics	Rank 173
40	38,301	Castillo, Oscar	Tijuana Institute of Technology	Artificial Intelligence & Image Processing	Rank 639
41	39,121	AF Aureli, Filippo	Universidad Veracruzana	Behavioral Science & Comparative Psychology	Rank 143
42	39,153	VS Verma, Surendra P.	Instituto de Energías Renovables de la UNAM	Geochemistry & Geophysics	Rank 659
43	39,375	LW Laskey, Warren K.	UNM School of Medicine	Cardiovascular System & Hematology	Rank 1,544
44	41,494	CG Ceballos, Gerardo	Instituto de Ecología, UNAM	Ecology	Rank 706
45	43,049	AJ Alvarez-Ramirez, J.	Universidad Autónoma Metropolitana -Unidad Iztapalapa	Fluids & Plasmas	Rank 383
46	43,234	ET Ellenberger, Tom	Instituto Politécnico Nacional	Biochemistry & Molecular Biology	Rank 1,908
47	44,811	RJ Rivera, Juan A.	Instituto Nacional de Salud Pública. México	Nutrition & Dietetics	Rank 335
48	44,957	SJ Sotelo, Julio	Instituto Nacional de Neurología y Neurocirugía	Neurology & Neurosurgery	Rank 3,241
49	45,506	MP Muriel, Pablo	Centro de Investigacion y de Estudios Avanzados	Toxicology	Rank 193
50	45,544	AJ Armour, J. Andrew	University of California, Los Angeles	Cardiovascular System & Hematology	Rank 1,731
51	45,814	CE Cunningham, Emmett T.	California Pacific Medical Center	Ophthalmology & Optometry	Rank 282
52	46,551	IF Izrailev, Felix M.	Benemerita Universidad Autonoma de Puebla	Fluids & Plasmas	Rank 417
53	47,488	BJ Buckley, J. S.	New Mexico Institute of Mining and Technology	Energy	Rank 503
54	47,498	MA Meneses, Alfredo	Cinvestav Unidad Coapa	Neurology & Neurosurgery	Rank 3,407
55	47,805	YW Yu, Wen	Instituto Politécnico Nacional	Industrial Engineering & Automation	Rank 342
56	49,285	GJ Gómez-Aguilar, J. F.	Tecnológico Nacional de México	Nuclear & Particle Physics	Rank 831
57	49,487	AJ Ancheyta, Jorge	Instituto Mexicano Del Petroleo	Energy	Rank 527
58	50,721	BA Bravo, Alejandra	Instituto de Biotecnología de la UNAM	Microbiology	Rank 1,267
59	51,056	BG Borges, Guilherme	Instituto Nacional de Psiquiatría Ramon de la Fuente	Psychiatry	Rank 1,035
60	51,126	PR Perez-Padilla, Rogelio	Instituto Nacional de Enfermedades Respiratorias	Respiratory System	Rank 535
61	53,460	SD Sumner, Dale Rick	Rush University Medical Center	Orthopedics	Rank 355
62	54,158	JE Juaristi, Eusebio	Centro de Investigacion y de Estudios Avanzados	Organic Chemistry	Rank 1,044
63	54,396	KR Kelly, Rafael	Centro de Investigacion Cientifica y de Educacion Superior de Ensenada	Industrial Engineering & Automation	Rank 397
64	55,553	BR Burgos-Vargas, Ruben	Hospital General de Mexico	Arthritis & Rheumatology	Rank 379
65	55,983	Moreno, Jaime A.	Universidad Nacional Autónoma de México	Industrial Engineering & Automation	Rank 409
66	57,045	SS Stock, Stuart R.	Northwestern University	Materials	Rank 722
67	58,019	PF Páez-Osuna, F.	Universidad Nacional Autónoma de México	Environmental Sciences	Rank 301
68	58,903	MM Moshinsky, Marcos	Universidad Nacional Autónoma de México	Nuclear & Particle Physics	Rank 997
69	59,183	EA Estrada, Alejandro	Universidad Nacional Autónoma de México	Behavioral Science & Comparative Psychology	Rank 234
70	59,895	OJ Oró, J.	Universidad Nacional Autónoma de México	Evolutionary Biology	Rank 562
71	60,043	KJ Keppie, J. Duncan	Universidad Nacional Autónoma de México	Geochemistry & Geophysics	Rank 1,033
72	61,000	AM Aluja, Martín	Instituto de Ecología, A.C.	Entomology	Rank 128
73	61,044	ÁE Álvarez-Buylla, Elena R.	Universidad Nacional Autónoma de México	Plant Biology & Botany	Rank 791
74	61,279	MR Moreno-Sánchez, Rafael	Instituto Nacional de Cardiologia Ignacio Chavez	Biochemistry & Molecular Biology	Rank 2,651
75	62,341	VR Vázquez-Duhalt, Rafael	Universidad Nacional Autónoma de México	Biotechnology	Rank 179
76	63,872	NC Noguez, Cecilia	Universidad Nacional Autónoma de México	Applied Physics	Rank 1,657
77	64,975	BR Buijs, Ruud M.	Universidad Nacional Autónoma de México	Neurology & Neurosurgery	Rank 4,474
78	65,035	HM Hernández-Avila, Mauricio	Instituto Nacional de Salud Pública. México	Public Health	Rank 574
79	65,174	Melin, Patricia	Tijuana Institute of Technology	Artificial Intelligence & Image Processing	Rank 1,039
80	65,708	VE Vázquez-Semadeni, Enrique	Instituto de Radioastronomía y Astrofísica	Astronomy & Astrophysics	Rank 857
81	65,740	OY Orlov, Yury	Centro de Investigacion Cientifica y de Educacion Superior de Ensenada	Industrial Engineering & Automation	Rank 481
82	65,830	HJ Hemphill, J. Claude	University of California, San Francisco	Neurology & Neurosurgery	Rank 4,533
83	66,760	DJ de Jesús Rubio, José	Instituto Politécnico Nacional	Artificial Intelligence & Image Processing	Rank 1,064
84	68,129	OG Oskam, G.	CINVESTAV Unidad Merida	Energy	Rank 761
85	68,712	RH Richardson, Harry W.	Universidad Autónoma del Estado de México	Urban & Regional Planning	Rank 73
86	69,175	MS Magallón, Susana	Universidad Nacional Autónoma de México	Evolutionary Biology	Rank 628
87	69,208	SP Sebastian, P. J.	Instituto de Energías Renovables de la UNAM	Energy	Rank 775
88	69,360	PL Possani, Lourival D.	Instituto de Biotecnología de la UNAM	Biochemistry & Molecular Biology	Rank 2,986
89	69,982	FJ Fripiat, José	Instituto Mexicano Del Petroleo	Chemical Physics	Rank 1,480
90	70,356	PD Page, Dany	Universidad Nacional Autónoma de México	Astronomy & Astrophysics	Rank 924
91	70,593	BM Bonacini, Maurizio	California Pacific Medical Center	Gastroenterology & Hepatology	Rank 1,049
92	70,795	MF Masset, Frédéric S.	Universidad Nacional Autónoma de México Campus Morelos	Astronomy & Astrophysics	Rank 928
93	71,283	CF Chehab, Farid	University of California, San Francisco	Genetics & Heredity	Rank 428
94	71,846	DM Desai, Mihir	University of Southern California	Urology & Nephrology	Rank 805
95	72,777	MM Medina-Mora, María Elena	Instituto Nacional de Psiquiatría Ramon de la Fuente	Psychiatry	Rank 1,374
96	73,128	WT Williams, Trevor	Instituto de Ecología, A.C.	Entomology	Rank 171
97	73,467	RC Rosales, Carlos	Universidad Nacional Autónoma de México	Immunology	Rank 2,133
98	73,484	RR Romo, Ranulfo	Universidad Nacional Autónoma de México	Neurology & Neurosurgery	Rank 4,973
99	73,974	BF Bermúdez-Rattoni, Federico	Instituto de Fisiologia Celular de la UNAM	Neurology & Neurosurgery	Rank 5,003
100	74,943	WD Wenger, Dennis R.	Rady Children's Hospital	Orthopedics	Rank 519
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You are seeing the first 100. 242 more are on the 2021 career-long list.

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Countries with a similar count

Career-long list2021

Portugal481 scientistsin 2021

Saudi Arabia443 scientistsin 2021

Czech Republic428 scientistsin 2021

Hungary331 scientistsin 2021

Egypt327 scientistsin 2021

Malaysia234 scientistsin 2021

Explore other countries

Career-long list2021

United States75,908 scientistsin 2021

Canada8,127 scientistsin 2021

Brazil812 scientistsin 2021

Argentina204 scientistsin 2021

Chile156 scientistsin 2021

Colombia42 scientistsin 2021

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Frequently asked questions

How many scientists from Mexico are in the 2021 Stanford Top 2% list?

364 scientists affiliated with Mexico are on the 2021 single-year list, and 342 are on the career-long list.

Which institute in Mexico has the most Top 2% scientists?

On the 2021 career-long list, Universidad Nacional Autónoma de México has the most listed scientists from Mexico, with 52. It is followed by Centro de Investigacion y de Estudios Avanzados with 15.

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

On the career-long list, Mexico went from 291 scientists in 2020 to 342 in 2021, a change of +17.5%.

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.