University, Subject, Country, Region, World

United Nations 12 Scientists Subject Rankings - 2025

The AD Scientific Index (Alper-Doger Scientific Index) provides the most comprehensive analysis across 13 main fields and 197 sub-branches at global, national, and regional levels. These analyses are based on indicators such as the H-index, i10-index, and citation count, including their values from the last 6 yearsAs of Feb 22, 2025, the rankings are determined according to the Total H IndexBETA VERSION: The subject field rankings for the world, regions, countries, and universities are currently in their Beta phase. This is due to the exclusion of (936.901) scientists categorized under ‘Others’, whose profiles have yet to be determined, edited, or classified. As updates are made to these fields, the rankings will be adjusted accordingly. Note: Please keep this in mind while reviewing the rankings. For further details, explore our [University Subject Rankings].

* Total H IndexRankings
Ranking Based On Selection: 1
Marwan Khawaja
demography
public health
collective action
social statistics
Metrics
H-Index
i10 Index
Citation Counts
41
58
4,352
* Total H IndexRankings
Ranking Based On Selection: 2
Patrick Gerland
Demography
Population Studies
Estimates and Projections methods
Mortality and Fertility studies
Data evaluation and adjustme
Metrics
H-Index
i10 Index
Citation Counts
29
54
6,639
* Total H IndexRankings
Ranking Based On Selection: 3
Tim Miller
Population Aging
Economic demography
Metrics
H-Index
i10 Index
Citation Counts
28
45
4,294
* Total H IndexRankings
Ranking Based On Selection: 4
Thomas Spoorenberg
Demography
Population estimates and projections
Population and development
Metrics
H-Index
i10 Index
Citation Counts
21
39
7,145
* Total H IndexRankings
Ranking Based On Selection: 5
Valeria Cetorelli
Demography
Humanitarian Emergencies
Sustainable Development
Metrics
H-Index
i10 Index
Citation Counts
17
20
925
* Total H IndexRankings
Ranking Based On Selection: 6
Philipp Ueffing
Population Geography
Demography
Migration Studies
Cross-National Comparison
Metrics
H-Index
i10 Index
Citation Counts
14
15
1,729
* Total H IndexRankings
Ranking Based On Selection: 7
Romesh Silva
Demography
Civil Registration
Vital Statistics
Indirect Estimation Methods
Mortality
Metrics
H-Index
i10 Index
Citation Counts
13
16
527
* Total H IndexRankings
Ranking Based On Selection: 8
Nikolai Botev
demography
population policies
Metrics
H-Index
i10 Index
Citation Counts
11
12
646
* Total H IndexRankings
Ranking Based On Selection: 9
Sainan Zhang
Sustainability
Demography
Climate Change
Urban
Geostatistics
Metrics
H-Index
i10 Index
Citation Counts
8
7
679
* Total H IndexRankings
Ranking Based On Selection: 10
Maren Andrea Jiménez
Demography
Race and Ethnicity
Residential Segregation
Sexual and Reproductive Health
Metrics
H-Index
i10 Index
Citation Counts
8
8
418

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* Total H IndexRankings
Ranking Based On Selection: 11
Muhammad Asif Wazir
Demography
Population Studies
Statistics
Metrics
H-Index
i10 Index
Citation Counts
7
6
190
* Total H IndexRankings
Ranking Based On Selection: 12
Kathrin Weny
Demography
Development
Statistics
Epidemiology
Metrics
H-Index
i10 Index
Citation Counts
3
3
355
* Total H Index Rankings
Rankings
Ranking Based On Selection: 1
Marwan Khawaja
Metrics
H-Index
i10-Index
Citation Counts
41
58
4,352
demography
public health
collective action
social statistics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 2
Patrick Gerland
Metrics
H-Index
i10-Index
Citation Counts
29
54
6,639
Demography
Population Studies
Estimates and Projections methods
Mortality and Fertility studies
Data evaluation and adjustme
* Total H Index Rankings
Rankings
Ranking Based On Selection: 3
Tim Miller
Metrics
H-Index
i10-Index
Citation Counts
28
45
4,294
* Total H Index Rankings
Rankings
Ranking Based On Selection: 4
Thomas Spoorenberg
Metrics
H-Index
i10-Index
Citation Counts
21
39
7,145
Demography
Population estimates and projections
Population and development
* Total H Index Rankings
Rankings
Ranking Based On Selection: 5
Valeria Cetorelli
Metrics
H-Index
i10-Index
Citation Counts
17
20
925
Demography
Humanitarian Emergencies
Sustainable Development
* Total H Index Rankings
Rankings
Ranking Based On Selection: 6
Philipp Ueffing
Metrics
H-Index
i10-Index
Citation Counts
14
15
1,729
Population Geography
Demography
Migration Studies
Cross-National Comparison
* Total H Index Rankings
Rankings
Ranking Based On Selection: 7
Romesh Silva
Metrics
H-Index
i10-Index
Citation Counts
13
16
527
Demography
Civil Registration
Vital Statistics
Indirect Estimation Methods
Mortality
* Total H Index Rankings
Rankings
Ranking Based On Selection: 8
Nikolai Botev
Metrics
H-Index
i10-Index
Citation Counts
11
12
646
* Total H Index Rankings
Rankings
Ranking Based On Selection: 9
Sainan Zhang
Metrics
H-Index
i10-Index
Citation Counts
8
7
679
Sustainability
Demography
Climate Change
Urban
Geostatistics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 10
Maren Andrea Jiménez
Metrics
H-Index
i10-Index
Citation Counts
8
8
418
Demography
Race and Ethnicity
Residential Segregation
Sexual and Reproductive Health

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

* Total H Index Rankings
Rankings
Ranking Based On Selection: 11
Muhammad Asif Wazir
Metrics
H-Index
i10-Index
Citation Counts
7
6
190
Demography
Population Studies
Statistics
* Total H Index Rankings
Rankings
Ranking Based On Selection: 12
Kathrin Weny
Metrics
H-Index
i10-Index
Citation Counts
3
3
355
Demography
Development
Statistics
Epidemiology
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