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
James Byrne
Corrections
criminology
technology
violence
Metrics
H-Index
i10 Index
Citation
61
203
12,531
James Byrne
corrections
criminology
criminal justice technology
evidence-based crime policy
Metrics
H-Index
i10 Index
Citation
37
78
4,494
Sheldon Zhang
criminology
crime and justice
corrections
evaluation
organized crime
Metrics
H-Index
i10 Index
Citation
34
76
4,457
April Pattavina
Recidivism
Reentry
Policy Analysis
Sexual Assault
Domestic Violence
Metrics
H-Index
i10 Index
Citation
23
36
2,263
Andrew J Harris
mental illness & the justice system
policy responses to sexual offending
sex offender management
Metrics
H-Index
i10 Index
Citation
23
36
1,951
Ryan T Shields
Criminology
Public Health
Sexual violence
Child sexual abuse prevention
Punishment
Metrics
H-Index
i10 Index
Citation
17
20
879
Charlotte Ryan
social movement communication
communication activism
community based research
food and climate justice
Metrics
H-Index
i10 Index
Citation
17
23
2,890
A Horning
Criminology
Human Trafficking
Risk
Illicit Labor and Masculinity
Violent Crime
Metrics
H-Index
i10 Index
Citation
14
15
771
Rankings
Ranking Based On Selection: 1
James Byrne
Metrics
H-Index
i10 Index
Citation Counts
61
203
12,531
Corrections
criminology
technology
violence
Rankings
Ranking Based On Selection: 2
James Byrne
Metrics
H-Index
i10 Index
Citation Counts
37
78
4,494
corrections
criminology
criminal justice technology
evidence-based crime policy
Rankings
Ranking Based On Selection: 3
Sheldon Zhang
Metrics
H-Index
i10 Index
Citation Counts
34
76
4,457
criminology
crime and justice
corrections
evaluation
organized crime
Rankings
Ranking Based On Selection: 4
Melissa Morabito
Metrics
H-Index
i10 Index
Citation Counts
29
42
3,457
Police
Mental Illness
Innovation
Gender
Rankings
Ranking Based On Selection: 5
April Pattavina
Metrics
H-Index
i10 Index
Citation Counts
23
36
2,263
Recidivism
Reentry
Policy Analysis
Sexual Assault
Domestic Violence
Rankings
Ranking Based On Selection: 6
Andrew J Harris
Metrics
H-Index
i10 Index
Citation Counts
23
36
1,951
mental illness & the justice system
policy responses to sexual offending
sex offender management
Rankings
Ranking Based On Selection: 7
Ryan T Shields
Metrics
H-Index
i10 Index
Citation Counts
17
20
879
Criminology
Public Health
Sexual violence
Child sexual abuse prevention
Punishment
Rankings
Ranking Based On Selection: 8
Charlotte Ryan
Metrics
H-Index
i10 Index
Citation Counts
17
23
2,890
social movement communication
communication activism
community based research
food and climate justice
Rankings
Ranking Based On Selection: 9
A Horning
Metrics
H-Index
i10 Index
Citation Counts
14
15
771
Criminology
Human Trafficking
Risk
Illicit Labor and Masculinity
Violent Crime
Rankings
Ranking Based On Selection: 10
Joshua S. Long
Metrics
H-Index
i10 Index
Citation Counts
7
4
143
Criminology
Corrections
Risk Assessment
Rankings
Ranking Based On Selection: 11
Ikemefune Onyiliogwu
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Money Laundering
Anti-Corruption
Financial Crimes