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Year
Shaffer, Howard Bradley

Shaffer, Howard Bradley

University of California, Los Angeles, United States

2026 Rank: 90,688

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Biology

SubField 1:

Evolutionary Biology

SubField 2:

Ecology

Rank in SubField 1: 494 out of 31,128 Researchers

Data For The Year: 2026
Metrics Self-Citations Excluded All
Rank Based on Composite Score90,68869,062
Total Cites707900
H-index1113
Hm-index56
Number of Single Authored Papers66
Total Cites to Single Authored Papers88
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers7598
Number of Single+First+Last Authored Papers144144
Total Cites to Single+First+Last Authored Papers397499
Composite Score22
Number of Distinct Citing Papers591678
Ratio of Total Citations to Distinct Citing Papers 1.20 1.33
Self-Citation Percentage
21.44%
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Shaffer, Howard Bradley

Shaffer, Howard Bradley

University of California, Los Angeles, United States

2025 Rank: 73,054

Overall Rank
Rank in SubField 1
Publications
Total Cites
Main Field:

Biology

SubField 1:

Evolutionary Biology

SubField 2:

Ecology

Rank in SubField 1: 400 out of 30,257 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score73,05460,912
Total Cites676819
H-index1112
Hm-index56
Number of Single Authored Papers66
Total Cites to Single Authored Papers1313
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers6683
Number of Single+First+Last Authored Papers139139
Total Cites to Single+First+Last Authored Papers404473
Composite Score22
Number of Distinct Citing Papers573636
Ratio of Total Citations to Distinct Citing Papers 1.18 1.29
Self-Citation Percentage
17.46%
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