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Hayflick, Leonard

Hayflick, Leonard

University of California, San Francisco, United States

2025 Rank: 21,635

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Biochemistry & Molecular Biology

SubField 2:

Gerontology

Rank in SubField 1: 935 out of 212,967 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score21,63526,390
Total Cites11,76411,826
H-index2222
Hm-index1717
Number of Single Authored Papers7272
Total Cites to Single Authored Papers4,1664,175
Number of Single+First Authored Papers8080
Total Cites to Single+First Authored Papers9,2169,240
Number of Single+First+Last Authored Papers110110
Total Cites to Single+First+Last Authored Papers9,5459,585
Composite Score33
Number of Distinct Citing Papers10,57710,616
Ratio of Total Citations to Distinct Citing Papers 1.11 1.11
Self-Citation Percentage
0.52%
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Hayflick, Leonard

Hayflick, Leonard

University of California, San Francisco, United States

2024 Rank: 21,667

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Biochemistry & Molecular Biology

SubField 2:

Gerontology

Rank in SubField 1: 983 out of 208,384 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score21,66725,905
Total Cites11,10311,165
H-index2222
Hm-index1616
Number of Single Authored Papers6969
Total Cites to Single Authored Papers3,9723,981
Number of Single+First Authored Papers7979
Total Cites to Single+First Authored Papers8,6268,650
Number of Single+First+Last Authored Papers109109
Total Cites to Single+First+Last Authored Papers8,9378,977
Composite Score33
Number of Distinct Citing Papers9,98110,020
Ratio of Total Citations to Distinct Citing Papers 1.11 1.11
Self-Citation Percentage
0.56%
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Hayflick, Leonard

Hayflick, Leonard

University of California, San Francisco, United States

2023 Rank: 20,677

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Biochemistry & Molecular Biology

SubField 2:

General & Internal Medicine

Rank in SubField 1: 979 out of 204,091 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score20,67725,311
Total Cites10,53710,599
H-index2222
Hm-index1616
Number of Single Authored Papers7070
Total Cites to Single Authored Papers3,8143,823
Number of Single+First Authored Papers8181
Total Cites to Single+First Authored Papers8,1328,156
Number of Single+First+Last Authored Papers110110
Total Cites to Single+First+Last Authored Papers8,4308,470
Composite Score33
Number of Distinct Citing Papers9,4669,505
Ratio of Total Citations to Distinct Citing Papers 1.11 1.12
Self-Citation Percentage
0.58%
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Hayflick, Leonard

Hayflick, Leonard

University of California, San Francisco, United States

2022 Rank: 20,053

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Biochemistry & Molecular Biology

SubField 2:

Gerontology

Rank in SubField 1: 1,005 out of 201,173 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score20,05323,979
Total Cites9,8449,905
H-index2122
Hm-index1616
Number of Single Authored Papers7272
Total Cites to Single Authored Papers3,6003,609
Number of Single+First Authored Papers8383
Total Cites to Single+First Authored Papers7,5427,566
Number of Single+First+Last Authored Papers112112
Total Cites to Single+First+Last Authored Papers7,8167,855
Composite Score33
Number of Distinct Citing Papers8,8378,875
Ratio of Total Citations to Distinct Citing Papers 1.11 1.12
Self-Citation Percentage
0.62%
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Hayflick, Leonard

Hayflick, Leonard

University of California, San Francisco, United States

2021 Rank: 19,970

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Biomedical Research

SubField 1:

Biochemistry & Molecular Biology

SubField 2:

Gerontology

Rank in SubField 1: 1,007 out of 189,264 Researchers

Data For The Year: 2021
Metrics Self-Citations Excluded All
Rank Based on Composite Score19,97023,869
Total Cites9,4529,513
H-index2021
Hm-index1616
Number of Single Authored Papers7171
Total Cites to Single Authored Papers3,4623,471
Number of Single+First Authored Papers8282
Total Cites to Single+First Authored Papers7,2287,252
Number of Single+First+Last Authored Papers110110
Total Cites to Single+First+Last Authored Papers7,4917,530
Composite Score33
Number of Distinct Citing Papers8,4978,535
Ratio of Total Citations to Distinct Citing Papers 1.11 1.11
Self-Citation Percentage
0.64%
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