Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :1
image processing
data visualization
data analysis
software development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
319
301
0.944
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :2
Quality Management
Risk Management
Leadership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
390
189
0.485
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :3
GIS
Spatial Analysis
Medical Geography
Community GIS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
239
169
0.707
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :4
Medical geology
environmental impact assessment
groundwater quality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
163
153
0.939
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :5
Transformer fault diagnostics
Automation and Instrumentation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
122
119
0.975
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :6
Health
Oncology
Health policy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97
97
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :7
Applied materials synthesis
Polymer Processing
Solid waste/sludge utilization
Water treatment.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
92
92
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :8
computer science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71
70
0.986
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :9
Reproductive Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71
69
0.972
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :10
e-mobility
electrical drives/ electromechanical systems
sustainable transport
control systems
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63
63
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :11
combustion and pollution control
chemical reactive flow and drying
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62
61
0.984
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :12
Artificial intelligence
Mobile computing
Data mining
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
51
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :13
Land Surveying
GIS and Remote Sensing Application
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
48
0.923
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :14
Industrial Automation
IIoT
XR
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
33
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :15
digital inclusion
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
30
0.909
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :16
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
25
0.149
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :17
General
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
22
0.262
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :18
TVET
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
22
0.786
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :19
Hospitality Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :20
GIS
Remote Sensing
Hydrology
Cartography
Citizen Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :21
remote sensing
vegetation indices
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :22
Power system optimizzation
AI
Renewable Energy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :23
Electronic hardware design
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :24
nuclear and radiation physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :25
Marketing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
John Mwangi Wandeto
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
319
301
0.944
image processing
data visualization
data analysis
software development
Simmy Marwa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
390
189
0.485
Moses Murimi Ngigi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
239
169
0.707
Patrick Kirita Gevera
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
163
153
0.939
Medical geology
environmental impact assessment
groundwater quality
Edwell Tafara Mharakurwa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
122
119
0.975
Diana Njuguna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97
97
1.000
Kimutai Tewo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
92
92
1.000
Applied materials synthesis
Polymer Processing
Solid waste/sludge utilization
Water treatment.
Sila Elijah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71
70
0.986
Florence Mbuthia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
71
69
0.972
Agnes Wangai
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
63
63
1.000
e-mobility
electrical drives/ electromechanical systems
sustainable transport
control systems
John Mbũrũ Ngũgĩ
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62
61
0.984
combustion and pollution control
chemical reactive flow and drying
Juliet Moso
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
51
51
1.000
Kuria Thiong'O
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
52
48
0.923
Andrew Kibor Chesang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
33
1.000
Muchiri Njoki
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33
30
0.909
Peter Ngari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
25
0.149
James Kiarie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
22
0.262
Paul Wanyeki
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
22
0.786
İrungu Peter
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
25
16
0.640
Johanna Wanjala
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16
16
1.000
Everton Namasake
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15
12
0.800
Stephen Wamae Mathenge
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14
12
0.857
Gabriel Kiarie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Sichangi Edward Kokonya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Emilio Mirii
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000