Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
![Jon Williams](/user/assets/images/profile/no-profile-photo.png)
mass spectrometry
proteomics
analytical chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,286
7,748
0.542
* Last 6 Years Citation Counts Rankings
![Andrew Bowman](https://cdn.adscientificindex.com/pictures/89/4402388.jpg)
Mass spectrometry imaging
lipidomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,453
1,395
0.960
* Last 6 Years Citation Counts Rankings
![Zachary S Breitbach](https://cdn.adscientificindex.com/pictures/c2/4400131.jpg)
Analytical Chemistry
Separations
Chromatography
Chirality
Mass Spectrometry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,535
1,317
0.373
* Last 6 Years Citation Counts Rankings
![Junhai Yang](https://cdn.adscientificindex.com/pictures/97/4401632.jpg)
Mass spectrometry
Imaging mass spectrometry
Organic chemistry
pharmacetical
DMPK
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,863
1,011
0.543
* Last 6 Years Citation Counts Rankings
![Fan Pu](https://cdn.adscientificindex.com/pictures/77/4403079.jpg)
Mass Spectrometry
Drug Discovery
High-Throughput Screening
Analytical Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,078
677
0.628
* Last 6 Years Citation Counts Rankings
![Anuj Verma](https://cdn.adscientificindex.com/pictures/29/4403634.jpg)
CDMO
GMP
Quality Management System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,092
674
0.617
* Last 6 Years Citation Counts Rankings
![Vikram Bhat](https://cdn.adscientificindex.com/pictures/8f/4403255.jpg)
Organic chemistry
organometallic chemistry
medicinal chemistry
oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
977
603
0.617
* Last 6 Years Citation Counts Rankings
![Vijith Kumar](https://cdn.adscientificindex.com/pictures/2f/1792613.jpg)
Synthetic chemistry
Process development
Solid from screening of active ingredients
Analytical
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
711
581
0.817
* Last 6 Years Citation Counts Rankings
![J Martin Herold](/user/assets/images/profile/no-profile-photo.png)
Chemistry
Drug Discovery
Epigenetics
Target Validation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,597
578
0.362
* Last 6 Years Citation Counts Rankings
![Zhaorui Zhang](/user/assets/images/profile/no-profile-photo.png)
Chromatography
Mass spectrometry
Proteomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
755
528
0.699
* Last 6 Years Citation Counts Rankings
![Matthew H Katcher](https://cdn.adscientificindex.com/pictures/d2/4403560.jpg)
Medicinal chemistry
organic synthesis
catalysis
DNA-encoded libraries
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,025
504
0.492
* Last 6 Years Citation Counts Rankings
![Kevin R Woller](https://cdn.adscientificindex.com/pictures/48/4400749.jpg)
Medicinal Chemistry
Targeted Protein Degradation
Parallel Synthesis
Organic Synthesis
Drug Discovery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,291
493
0.382
* Last 6 Years Citation Counts Rankings
![Sameera Senaweera](https://cdn.adscientificindex.com/pictures/01/4403706.jpg)
Medicinal Chemistry
Synthetic organic chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
672
438
0.652
* Last 6 Years Citation Counts Rankings
![Siwei Wei](/user/assets/images/profile/no-profile-photo.png)
Mass spectrometry
metabolomics
proteomics
NMR
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
907
420
0.463
* Last 6 Years Citation Counts Rankings
![Debashis Mandal](https://cdn.adscientificindex.com/pictures/97/4403649.jpg)
Medicinal Chemistry
Organic Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
676
353
0.522
* Last 6 Years Citation Counts Rankings
![Jing Li](https://cdn.adscientificindex.com/pictures/f6/4457892.jpg)
Protein analytical chemistry
structural biology
biophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
498
323
0.649
* Last 6 Years Citation Counts Rankings
![Chris Foley](/user/assets/images/profile/no-profile-photo.png)
Fragment Based Drug Discovery
DNA Encoded Libraries
Organic Chemistry
Medicinal Chemistry
Oxidation Methodology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
352
304
0.864
* Last 6 Years Citation Counts Rankings
![Alireza Abdolvahabi](https://cdn.adscientificindex.com/pictures/6c/4457104.jpg)
Mass spectrometry Imaging
Targeted proteomics
LC/MS/MS
Protein aggregation
Biophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
437
295
0.675
* Last 6 Years Citation Counts Rankings
![Philip A Searle](/user/assets/images/profile/no-profile-photo.png)
Organic chemistry
Marine Natural Products
High Throughput Purification and Analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,522
280
0.184
* Last 6 Years Citation Counts Rankings
![James Kath](https://cdn.adscientificindex.com/pictures/2c/4849350.jpg)
Genetic toxicology
Chemical biology
DNA damage
DNA replication
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
367
244
0.665
* Last 6 Years Citation Counts Rankings
![Frank Oellien](https://cdn.adscientificindex.com/pictures/f2/4403340.jpg)
Computational Chemistry
Modeling
Information Retrieval
TDM
CI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
590
144
0.244
* Last 6 Years Citation Counts Rankings
![Yan Wang](/user/assets/images/profile/no-profile-photo.png)
chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
130
0.681
* Last 6 Years Citation Counts Rankings
![Gashaw M Goshu](/user/assets/images/profile/no-profile-photo.png)
Organic Chemistry
Medicinal Chemistry
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
136
127
0.934
* Last 6 Years Citation Counts Rankings
![Matthew A Conger](https://cdn.adscientificindex.com/pictures/87/5242577.jpg)
Bioinorganic Chemistry
Formulation Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
92
0.902
* Last 6 Years Citation Counts Rankings
![Yiyun Yu](https://cdn.adscientificindex.com/pictures/0b/4849992.jpg)
Drug discovery
Medicinal chemistry
Organic chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
328
91
0.277
Jon Williams
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,286
7,748
0.542
mass spectrometry
proteomics
analytical chemistry
Andrew Bowman
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,453
1,395
0.960
Mass spectrometry imaging
lipidomics
Zachary S Breitbach
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,535
1,317
0.373
Analytical Chemistry
Separations
Chromatography
Chirality
Mass Spectrometry
Junhai Yang
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,863
1,011
0.543
Mass spectrometry
Imaging mass spectrometry
Organic chemistry
pharmacetical
DMPK
Fan Pu
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,078
677
0.628
Mass Spectrometry
Drug Discovery
High-Throughput Screening
Analytical Chemistry
Anuj Verma
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,092
674
0.617
CDMO
GMP
Quality Management System
Vikram Bhat
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
977
603
0.617
Organic chemistry
organometallic chemistry
medicinal chemistry
oncology
Vijith Kumar
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
711
581
0.817
Synthetic chemistry
Process development
Solid from screening of active ingredients
Analytical
J Martin Herold
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,597
578
0.362
Chemistry
Drug Discovery
Epigenetics
Target Validation
Zhaorui Zhang
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
755
528
0.699
Chromatography
Mass spectrometry
Proteomics
Matthew H Katcher
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,025
504
0.492
Medicinal chemistry
organic synthesis
catalysis
DNA-encoded libraries
Kevin R Woller
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,291
493
0.382
Medicinal Chemistry
Targeted Protein Degradation
Parallel Synthesis
Organic Synthesis
Drug Discovery
Sameera Senaweera
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
672
438
0.652
Medicinal Chemistry
Synthetic organic chemistry
Siwei Wei
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
907
420
0.463
Mass spectrometry
metabolomics
proteomics
NMR
Debashis Mandal
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
676
353
0.522
Medicinal Chemistry
Organic Chemistry
Jing Li
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
498
323
0.649
Protein analytical chemistry
structural biology
biophysics
Chris Foley
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
352
304
0.864
Fragment Based Drug Discovery
DNA Encoded Libraries
Organic Chemistry
Medicinal Chemistry
Oxidation Methodology
Alireza Abdolvahabi
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
437
295
0.675
Mass spectrometry Imaging
Targeted proteomics
LC/MS/MS
Protein aggregation
Biophysics
Philip A Searle
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,522
280
0.184
Organic chemistry
Marine Natural Products
High Throughput Purification and Analysis
James Kath
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
367
244
0.665
Genetic toxicology
Chemical biology
DNA damage
DNA replication
Frank Oellien
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
590
144
0.244
Computational Chemistry
Modeling
Information Retrieval
TDM
CI
Yan Wang
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
130
0.681
Gashaw M Goshu
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
136
127
0.934
Organic Chemistry
Medicinal Chemistry
Machine Learning
Matthew A Conger
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
102
92
0.902
Bioinorganic Chemistry
Formulation Science
Yiyun Yu
AbbVie Inc
Chicago, United States
![United States](/flags/us.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
328
91
0.277
Drug discovery
Medicinal chemistry
Organic chemistry