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
* Total Citation Counts Rankings
Ranking Based On Selection :1
Environmental Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
300
226
0.753
* Total Citation Counts Rankings
Ranking Based On Selection :2
Molecular Imprinting
Persistent Organic Pollutants
Aqualic Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281
250
0.890
* Total Citation Counts Rankings
Ranking Based On Selection :3
Communication Technology
Media
Distance Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
279
158
0.566
* Total Citation Counts Rankings
Ranking Based On Selection :4
freshwater resource management
climate change
biodiversity conservation
ecosystem services
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
272
244
0.897
* Total Citation Counts Rankings
Ranking Based On Selection :5
Environmental management and policy
environmental assessment
disaster management
climate change
natural resource use conflic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
267
162
0.607
* Total Citation Counts Rankings
Ranking Based On Selection :6
psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
243
181
0.745
* Total Citation Counts Rankings
Ranking Based On Selection :7
Land Surface Processes and Modeling/nRemote Sensing and GIS
Climate change impacts assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
228
166
0.728
* Total Citation Counts Rankings
Ranking Based On Selection :8
Distance and e-learning
teacher education
ICT and AI technology
Early Literacy and Numeracy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
118
0.618
* Total Citation Counts Rankings
Ranking Based On Selection :9
Language planning and management
Language and health sciences
Genre Analysis
Language Teaching Resea
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
162
97
0.599
* Total Citation Counts Rankings
Ranking Based On Selection :10
Environmental pollution
Natural Resource Management
EIA/A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
160
137
0.856
* Total Citation Counts Rankings
Ranking Based On Selection :11
Agricultural Extension
Agricultural Innovation Systems
Sustainable livelihoods
Rural Community Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
151
76
0.503
* Total Citation Counts Rankings
Ranking Based On Selection :12
Nutrition and Dietetics
Mental Health
Oncology
Research
Athletics Nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
144
114
0.792
* Total Citation Counts Rankings
Ranking Based On Selection :13
Curicullum Development and Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
119
91
0.765
* Total Citation Counts Rankings
Ranking Based On Selection :14
human resource management
strategic management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117
81
0.692
* Total Citation Counts Rankings
Ranking Based On Selection :15
Human Resource
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88
53
0.602
* Total Citation Counts Rankings
Ranking Based On Selection :16
Horticultural production and crop protection
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
53
0.631
* Total Citation Counts Rankings
Ranking Based On Selection :17
Religion
Mental Health & Culture
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82
55
0.671
* Total Citation Counts Rankings
Ranking Based On Selection :18
Nanophotonics
Microprocessor Technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
78
66
0.846
* Total Citation Counts Rankings
Ranking Based On Selection :19
Sociology
Public Health
Social Statistics
Research and Community Development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74
27
0.365
* Total Citation Counts Rankings
Ranking Based On Selection :20
technology and health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
68
68
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :21
Human Resource Management
Managemement
Marketing
Communication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61
57
0.934
* Total Citation Counts Rankings
Ranking Based On Selection :22
Infant and Children Nutrition
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44
37
0.841
* Total Citation Counts Rankings
Ranking Based On Selection :23
Maternal and child health
adolescent health
M&E of health programs
Mental Health
Public Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
* Total Citation Counts Rankings
Ranking Based On Selection :24
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
* Total Citation Counts Rankings
Ranking Based On Selection :25
Mathematical modelling of Infectious Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
John Gichimu Mbaka
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
300
226
0.753
Elizabeth N. Ndunda
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281
250
0.890
Molecular Imprinting
Persistent Organic Pollutants
Aqualic Chemistry
Joyce Agalo
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
279
158
0.566
Cornelius Okello
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
272
244
0.897
freshwater resource management
climate change
biodiversity conservation
ecosystem services
Jones Fairfax Agwata
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
267
162
0.607
Environmental management and policy
environmental assessment
disaster management
climate change
natural resource use conflic
Emily Kyalo
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
243
181
0.745
John Mwanzia Musau
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
228
166
0.728
Land Surface Processes and Modeling/nRemote Sensing and GIS
Climate change impacts assessment
Kibet Pk
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
118
0.618
Distance and e-learning
teacher education
ICT and AI technology
Early Literacy and Numeracy
Geoffrey Mokua Maroko
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
162
97
0.599
Language planning and management
Language and health sciences
Genre Analysis
Language Teaching Resea
Julius Kioko Nzeve
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
160
137
0.856
Justus M. Kavoi
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
151
76
0.503
Agricultural Extension
Agricultural Innovation Systems
Sustainable livelihoods
Rural Community Development
Esther Nduku Muia-Matuku
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
144
114
0.792
Nutrition and Dietetics
Mental Health
Oncology
Research
Athletics Nutrition
Kimiti Peter
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
119
91
0.765
Jacinta Kinyili
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
117
81
0.692
Jemmy Mutua
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88
53
0.602
Daniel Mwangi Mureithi
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
53
0.631
Alex Namu Kamwaria|Alexis Kamwaria
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82
55
0.671
Edgar Owiti
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
78
66
0.846
Kennedy Songola
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74
27
0.365
Sociology
Public Health
Social Statistics
Research and Community Development
Alex Kipchumba
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
68
68
1.000
Anne Kalei
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61
57
0.934
Ms. Angelica Kimwele
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44
37
0.841
Consolate Awuor Okoth
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
Maternal and child health
adolescent health
M&E of health programs
Mental Health
Public Health
Jane Mbijiwe
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000
Ancent Kimulu
Machakos University
Machakos, Kenya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26
26
1.000