Johnson, Steven D.
University of KwaZulu-Natal,
South Africa
2025 Rank: 12,353
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biology
SubField 1:
Evolutionary Biology
SubField 2:
Plant Biology & Botany
Rank in SubField 1: 140 out of 30,257 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 12,353 | 9,283 |
| Total Cites | 13,385 | 16,784 |
| H-index | 61 | 70 |
| Hm-index | 37 | 43 |
| Number of Single Authored Papers | 24 | 24 |
| Total Cites to Single Authored Papers | 834 | 1,071 |
| Number of Single+First Authored Papers | 87 | 87 |
| Total Cites to Single+First Authored Papers | 4,243 | 5,320 |
| Number of Single+First+Last Authored Papers | 271 | 271 |
| Total Cites to Single+First+Last Authored Papers | 10,384 | 12,986 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 7,823 | 8,546 |
| Ratio of Total Citations to Distinct Citing Papers | 1.71 | 1.96 |
| Self-Citation Percentage |
20.25%
|
|
Johnson, Steven D.
University of KwaZulu-Natal,
South Africa
2024 Rank: 12,550
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biology
SubField 1:
Evolutionary Biology
SubField 2:
Plant Biology & Botany
Rank in SubField 1: 154 out of 29,473 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 12,550 | 9,400 |
| Total Cites | 12,324 | 15,561 |
| H-index | 59 | 67 |
| Hm-index | 36 | 42 |
| Number of Single Authored Papers | 21 | 21 |
| Total Cites to Single Authored Papers | 781 | 1,016 |
| Number of Single+First Authored Papers | 83 | 83 |
| Total Cites to Single+First Authored Papers | 3,996 | 5,039 |
| Number of Single+First+Last Authored Papers | 264 | 264 |
| Total Cites to Single+First+Last Authored Papers | 9,642 | 12,144 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 7,161 | 7,845 |
| Ratio of Total Citations to Distinct Citing Papers | 1.72 | 1.98 |
| Self-Citation Percentage |
20.80%
|
|
Johnson, Steven D.
University of KwaZulu-Natal,
South Africa
2023 Rank: 12,747
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biology
SubField 1:
Evolutionary Biology
SubField 2:
Plant Biology & Botany
Rank in SubField 1: 157 out of 28,397 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 12,747 | 9,413 |
| Total Cites | 11,238 | 14,272 |
| H-index | 56 | 64 |
| Hm-index | 35 | 42 |
| Number of Single Authored Papers | 20 | 20 |
| Total Cites to Single Authored Papers | 745 | 974 |
| Number of Single+First Authored Papers | 80 | 80 |
| Total Cites to Single+First Authored Papers | 3,778 | 4,785 |
| Number of Single+First+Last Authored Papers | 255 | 255 |
| Total Cites to Single+First+Last Authored Papers | 8,882 | 11,270 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 6,504 | 7,132 |
| Ratio of Total Citations to Distinct Citing Papers | 1.73 | 2.00 |
| Self-Citation Percentage |
21.26%
|
|
Johnson, Steven D.
University of KwaZulu-Natal,
South Africa
2022 Rank: 12,812
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biology
SubField 1:
Evolutionary Biology
SubField 2:
Plant Biology & Botany
Rank in SubField 1: 164 out of 27,371 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 12,812 | 9,294 |
| Total Cites | 10,143 | 12,990 |
| H-index | 53 | 62 |
| Hm-index | 34 | 40 |
| Number of Single Authored Papers | 19 | 19 |
| Total Cites to Single Authored Papers | 708 | 931 |
| Number of Single+First Authored Papers | 78 | 78 |
| Total Cites to Single+First Authored Papers | 3,550 | 4,519 |
| Number of Single+First+Last Authored Papers | 245 | 245 |
| Total Cites to Single+First+Last Authored Papers | 8,102 | 10,360 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 5,835 | 6,427 |
| Ratio of Total Citations to Distinct Citing Papers | 1.74 | 2.02 |
| Self-Citation Percentage |
21.92%
|
|
Johnson, Steven D.
University of KwaZulu-Natal,
South Africa
2021 Rank: 13,088
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biology
SubField 1:
Evolutionary Biology
SubField 2:
Plant Biology & Botany
Rank in SubField 1: 167 out of 26,086 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 13,088 | 9,306 |
| Total Cites | 9,660 | 12,440 |
| H-index | 51 | 60 |
| Hm-index | 33 | 39 |
| Number of Single Authored Papers | 19 | 19 |
| Total Cites to Single Authored Papers | 681 | 903 |
| Number of Single+First Authored Papers | 78 | 78 |
| Total Cites to Single+First Authored Papers | 3,412 | 4,371 |
| Number of Single+First+Last Authored Papers | 235 | 235 |
| Total Cites to Single+First+Last Authored Papers | 7,726 | 9,943 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 5,569 | 6,147 |
| Ratio of Total Citations to Distinct Citing Papers | 1.73 | 2.02 |
| Self-Citation Percentage |
22.35%
|
|
Johnson, Steven D.
University of KwaZulu-Natal,
South Africa
2020 Rank: 14,508
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Biology
SubField 1:
Evolutionary Biology
SubField 2:
Plant Biology & Botany
Rank in SubField 1: 172 out of 23,541 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 14,508 | 10,317 |
| Total Cites | 8,329 | 10,810 |
| H-index | 47 | 55 |
| Hm-index | 31 | 36 |
| Number of Single Authored Papers | 18 | 18 |
| Total Cites to Single Authored Papers | 611 | 822 |
| Number of Single+First Authored Papers | 73 | 73 |
| Total Cites to Single+First Authored Papers | 3,106 | 3,994 |
| Number of Single+First+Last Authored Papers | 221 | 221 |
| Total Cites to Single+First+Last Authored Papers | 6,718 | 8,721 |
| Composite Score | 4 | 4 |
| Number of Distinct Citing Papers | 4,848 | 5,372 |
| Ratio of Total Citations to Distinct Citing Papers | 1.72 | 2.01 |
| Self-Citation Percentage |
22.95%
|
|
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