Subject Rankings

University of Pennsylvania Subject Rankings 2025

AD Scientific Index (Alper-Doger Scientific Index) offers the broadest spectrum of branches, providing analysis in 13 main fields and 197 sub-branches at global, national, and regional levels. These analyses can be based on indicators such as the H-index, i10-index, and citation count, as well as their values from the last 6 years. As of Oct 20, 2024, rankings are according to the Total H Index. BETA VERSION: The subject field rankings for the world, regions, countries, and universities are currently in beta. This is due to the exclusion of (931.668) scientists categorized under 'others,' whose profiles cannot yet be determined, edited, or classified. As these fields are updated, the rankings will adjust accordingly. Please keep this in mind. See Also: [University Subject Rankings]

* Total H IndexRankings
Ranking Based On Selection :2
Duncan J Watts
Computational Social Science
Network Science
Sociology
Complex Systems
Metrics
H-Index
i10 Index
Citation Counts
69
110
135,265
* Total H IndexRankings
Ranking Based On Selection :4
Dennis Culhane
Homelessness
Assisted Housing Policy
Policy Analysis Research Methods
Metrics
H-Index
i10 Index
Citation Counts
59
140
12,986
* Total H IndexRankings
Ranking Based On Selection :5
Ram Cnaan
Faith-based organizations
volunteerism
reentry
international social development
social work education
Metrics
H-Index
i10 Index
Citation Counts
59
155
15,117
* Total H IndexRankings
Ranking Based On Selection :6
Brendan O Leary
Nationalism & ethnic politics
Power sharing
Constitutional design
Partitions & Secessions
Unifications and Reunifications
Metrics
H-Index
i10 Index
Citation Counts
52
143
14,930
* Total H IndexRankings
Ranking Based On Selection :7
Witold J Henisz
Political risk management
stakeholder engagement
corporate diplomacy
ESG
CSR
Metrics
H-Index
i10 Index
Citation Counts
45
80
18,626
* Total H IndexRankings
Ranking Based On Selection :8
Nicholas Sambanis
Political Science
International Relations
Civil Wars
Immigration
Conflict
Metrics
H-Index
i10 Index
Citation Counts
45
68
22,910
* Total H IndexRankings
Ranking Based On Selection :11
Michael C Horowitz
international relations
military innovation
religion
leadership
forecasting
Metrics
H-Index
i10 Index
Citation Counts
39
68
7,132
* Total H IndexRankings
Ranking Based On Selection :12
Michael Delli Carpini
Political Communication
Public Opinion
Political Behavior
Political Psychology
American Politics
Metrics
H-Index
i10 Index
Citation Counts
39
81
22,453
* Total H IndexRankings
Ranking Based On Selection :13
Ian Lustick
Middle East Politics
Comparative Politics
Agent-Based Modeling
Social Science Methodology
Metrics
H-Index
i10 Index
Citation Counts
37
76
8,406
* Total H IndexRankings
Ranking Based On Selection :14
Matt Levendusky
Public Opinion
Political Behavior
Media and Politics
Metrics
H-Index
i10 Index
Citation Counts
35
38
14,041
* Total H IndexRankings
Ranking Based On Selection :16
Michael Jones Correa
immigration
ethnic and racial politics
urban politics
American politics
Metrics
H-Index
i10 Index
Citation Counts
34
57
6,191
* Total H IndexRankings
Ranking Based On Selection :17
Ioana Marinescu
labor economics
public economics
industrial organization
macro/labor
economics
Metrics
H-Index
i10 Index
Citation Counts
29
38
5,580
* Total H IndexRankings
Ranking Based On Selection :19
Johanna KP Greeson
youth aging out of foster care
child welfare
natural mentoring
resiliency
domestic minor sex trafficking
Metrics
H-Index
i10 Index
Citation Counts
28
42
3,840
* Total H IndexRankings
Ranking Based On Selection :20
Tulia Falleti
Comparative Politics
Decentralization
Local Governance
Federalism
Participation
Metrics
H-Index
i10 Index
Citation Counts
28
49
7,195
* Total H IndexRankings
Ranking Based On Selection :22
Julia Lynch
Politics of inequality
health policy
social policy
qualitative methods
comparative political economy
Metrics
H-Index
i10 Index
Citation Counts
26
37
4,732
* Total H IndexRankings
Ranking Based On Selection :25
Rudra Sil
Comparative politics
Russian/post-communist studies
comparative labor
international development
qualitative methodology & ph
Metrics
H-Index
i10 Index
Citation Counts
24
35
3,790
* Total H Index Rankings
Rankings
Ranking Based On Selection: 1
Richard J Gelles
Metrics
H-Index
i10-Index
Citation Counts
76
159
42,125
* Total H Index Rankings
Rankings
Ranking Based On Selection: 2
Duncan J Watts
Metrics
H-Index
i10-Index
Citation Counts
69
110
135,265
Computational Social Science
Network Science
Sociology
Complex Systems
* Total H Index Rankings
Rankings
Ranking Based On Selection: 3
Edward Mansfield
Metrics
H-Index
i10-Index
Citation Counts
60
102
21,881
* Total H Index Rankings
Rankings
Ranking Based On Selection: 4
Dennis Culhane
Metrics
H-Index
i10-Index
Citation Counts
59
140
12,986
Homelessness
Assisted Housing Policy
Policy Analysis Research Methods
* Total H Index Rankings
Rankings
Ranking Based On Selection: 5
Ram Cnaan
Metrics
H-Index
i10-Index
Citation Counts
59
155
15,117
Faith-based organizations
volunteerism
reentry
international social development
social work education
* Total H Index Rankings
Rankings
Ranking Based On Selection: 6
Brendan O Leary
Metrics
H-Index
i10-Index
Citation Counts
52
143
14,930
Nationalism & ethnic politics
Power sharing
Constitutional design
Partitions & Secessions
Unifications and Reunifications
* Total H Index Rankings
Rankings
Ranking Based On Selection: 7
Witold J Henisz
Metrics
H-Index
i10-Index
Citation Counts
45
80
18,626
Political risk management
stakeholder engagement
corporate diplomacy
ESG
CSR
* Total H Index Rankings
Rankings
Ranking Based On Selection: 8
Nicholas Sambanis
Metrics
H-Index
i10-Index
Citation Counts
45
68
22,910
Political Science
International Relations
Civil Wars
Immigration
Conflict
* Total H Index Rankings
Rankings
Ranking Based On Selection: 9
Jennifer Prah Ruger
Metrics
H-Index
i10-Index
Citation Counts
41
89
6,882
* Total H Index Rankings
Rankings
Ranking Based On Selection: 10
Dan Hopkins
Metrics
H-Index
i10-Index
Citation Counts
40
56
13,762
* Total H Index Rankings
Rankings
Ranking Based On Selection: 11
Michael C Horowitz
Metrics
H-Index
i10-Index
Citation Counts
39
68
7,132
international relations
military innovation
religion
leadership
forecasting
* Total H Index Rankings
Rankings
Ranking Based On Selection: 12
Michael Delli Carpini
Metrics
H-Index
i10-Index
Citation Counts
39
81
22,453
Political Communication
Public Opinion
Political Behavior
Political Psychology
American Politics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 13
Ian Lustick
Metrics
H-Index
i10-Index
Citation Counts
37
76
8,406
Middle East Politics
Comparative Politics
Agent-Based Modeling
Social Science Methodology
* Total H Index Rankings
Rankings
Ranking Based On Selection: 14
Matt Levendusky
Metrics
H-Index
i10-Index
Citation Counts
35
38
14,041
* Total H Index Rankings
Rankings
Ranking Based On Selection: 15
Guy Grossman
Metrics
H-Index
i10-Index
Citation Counts
34
41
4,586
* Total H Index Rankings
Rankings
Ranking Based On Selection: 16
Michael Jones Correa
Metrics
H-Index
i10-Index
Citation Counts
34
57
6,191
immigration
ethnic and racial politics
urban politics
American politics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 17
Ioana Marinescu
Metrics
H-Index
i10-Index
Citation Counts
29
38
5,580
labor economics
public economics
industrial organization
macro/labor
economics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 18
Samuel Freeman
Metrics
H-Index
i10-Index
Citation Counts
29
42
6,339
* Total H Index Rankings
Rankings
Ranking Based On Selection: 19
Johanna KP Greeson
Metrics
H-Index
i10-Index
Citation Counts
28
42
3,840
youth aging out of foster care
child welfare
natural mentoring
resiliency
domestic minor sex trafficking
* Total H Index Rankings
Rankings
Ranking Based On Selection: 20
Tulia Falleti
Metrics
H-Index
i10-Index
Citation Counts
28
49
7,195
Comparative Politics
Decentralization
Local Governance
Federalism
Participation
* Total H Index Rankings
Rankings
Ranking Based On Selection: 21
Erick Guerra
Metrics
H-Index
i10-Index
Citation Counts
27
45
3,637
* Total H Index Rankings
Rankings
Ranking Based On Selection: 22
Julia Lynch
Metrics
H-Index
i10-Index
Citation Counts
26
37
4,732
Politics of inequality
health policy
social policy
qualitative methods
comparative political economy
* Total H Index Rankings
Rankings
Ranking Based On Selection: 23
Kok Chor Tan
Metrics
H-Index
i10-Index
Citation Counts
24
37
3,520
* Total H Index Rankings
Rankings
Ranking Based On Selection: 24
Nancy Hirschmann
Metrics
H-Index
i10-Index
Citation Counts
24
45
2,835
* Total H Index Rankings
Rankings
Ranking Based On Selection: 25
Rudra Sil
Metrics
H-Index
i10-Index
Citation Counts
24
35
3,790
Comparative politics
Russian/post-communist studies
comparative labor
international development
qualitative methodology & ph