Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, 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)
![Edmund Neugebauer](https://cdn.adscientificindex.com/pictures/db/1788386.jpg)
Translational research
Health Services Research
Clinical and Experimental Research in Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,786
12,806
0.299
![Arndt Büssing](https://cdn.adscientificindex.com/pictures/93/1788388.jpg)
Spirituality
Coping
Quality of Life
Yoga
Meditation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,762
8,513
0.508
![Thomas Clauß](https://cdn.adscientificindex.com/pictures/7f/1788409.jpg)
Business Model Innovation
Governance of Alliances
Digitalization
Family Business
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,169
6,775
0.945
![Dirk Baecker](https://cdn.adscientificindex.com/pictures/c7/1788387.jpg)
sociological theory
culture theory
calculus of indications
systems theory
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,574
4,518
0.257
![Thomas Ostermann](https://cdn.adscientificindex.com/pictures/eb/1788390.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,804
4,292
0.488
![Roman Leischik med](https://cdn.adscientificindex.com/pictures/c1/5113325.jpg)
Public Health
Sports Medicine
Cardiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,578
3,837
0.506
![Johannes Michalak](https://cdn.adscientificindex.com/pictures/03/1788395.jpg)
Clinical Health Psychology
Mindfulness
Embodiment
Cognitive Behavioral Therapy
Psychological Assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,867
3,717
0.541
![Michael Dufner](https://cdn.adscientificindex.com/pictures/79/1788405.jpg)
self-enhancement
narcissism
self-knowledge
motive dispositions
individual differences
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,999
3,036
0.759
![Guido Moellering](https://cdn.adscientificindex.com/pictures/75/1788391.jpg)
Management and Organization Theory
Inter-organizational Relations
Trust
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,688
2,824
0.367
![Arist von Schlippe](https://cdn.adscientificindex.com/pictures/c0/1788392.jpg)
Family therapy
systemic therapy
family business
parental coaching
conflict
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,375
2,806
0.380
![Frank Thévenod](https://cdn.adscientificindex.com/pictures/e6/1788389.jpg)
renal epithelia
metal ions
membrane transport
cancer biology
signal transduction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,553
2,741
0.320
![ulrike Willutzki](/user/assets/images/profile/no-profile-photo.png)
Clinical psychology
psychotherapy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,453
2,472
0.383
![Hans Juergen Heppner](https://cdn.adscientificindex.com/pictures/08/1788404.jpg)
Geriatrics
Emergency medicine
Intensive care
infections
sepsis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,828
2,450
0.640
* Last 6 Years Citation Counts Rankings
![Peter Gaengler](https://cdn.adscientificindex.com/pictures/0a/1788396.jpg)
Dentistry
Comparative Odontology
Oral Microbiology
Oral Pathohistology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,110
1,834
0.359
* Last 6 Years Citation Counts Rankings
![Ulf Kallweit](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,232
1,789
0.802
* Last 6 Years Citation Counts Rankings
![Jan Philipp Röer](https://cdn.adscientificindex.com/pictures/be/1788416.jpg)
Distraction
Attention
Memory
Open Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,293
1,785
0.778
* Last 6 Years Citation Counts Rankings
![Nils Christian Bormann](https://cdn.adscientificindex.com/pictures/bb/1788410.jpg)
Political Science
Conflict Research
Ethnic Politics
Democracy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,230
1,517
0.680
* Last 6 Years Citation Counts Rankings
![Peter C Ambe](https://cdn.adscientificindex.com/pictures/33/1788414.jpg)
Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,941
1,400
0.721
* Last 6 Years Citation Counts Rankings
![Hakan Bilhan med dent](https://cdn.adscientificindex.com/pictures/52/1788408.jpg)
implant dentistry
prosthodontics
periodontology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,717
1,360
0.501
* Last 6 Years Citation Counts Rankings
![Werner Vogd](/user/assets/images/profile/no-profile-photo.png)
Systemtheorie
Organisationssoziologie
Religionssoziologie
Medizinsoziologie
Naturwissenschaftliche Wissens- und Denkformen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,135
1,246
0.397
* Last 6 Years Citation Counts Rankings
![Thomas Dittmar](/user/assets/images/profile/no-profile-photo.png)
Cell fusion in cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,825
1,089
0.385
* Last 6 Years Citation Counts Rankings
![Carsten Herrmann Pillath](https://cdn.adscientificindex.com/pictures/93/1788399.jpg)
Institutional and Evolutionary Economics
Economics and Philosophy
Chinese Economic Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,547
1,087
0.306
* Last 6 Years Citation Counts Rankings
![Rudolf Wimmer](https://cdn.adscientificindex.com/pictures/41/915529.jpg)
Familienunternehmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,141
1,008
0.243
* Last 6 Years Citation Counts Rankings
![Ralf Weigel](/user/assets/images/profile/no-profile-photo.png)
HIV
AIDS
TB
child health
global health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,768
1,008
0.268
* Last 6 Years Citation Counts Rankings
![Marcel Huelsbeck](https://cdn.adscientificindex.com/pictures/59/1788422.jpg)
family firms
small business
entrepreneurship
regional economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,430
968
0.677
Edmund Neugebauer
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42,786
12,806
0.299
Translational research
Health Services Research
Clinical and Experimental Research in Surgery
Arndt Büssing
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,762
8,513
0.508
Thomas Clauß
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,169
6,775
0.945
Business Model Innovation
Governance of Alliances
Digitalization
Family Business
Dirk Baecker
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
17,574
4,518
0.257
sociological theory
culture theory
calculus of indications
systems theory
Thomas Ostermann
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,804
4,292
0.488
Roman Leischik med
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,578
3,837
0.506
Public Health
Sports Medicine
Cardiology
Johannes Michalak
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,867
3,717
0.541
Clinical Health Psychology
Mindfulness
Embodiment
Cognitive Behavioral Therapy
Psychological Assessment
Michael Dufner
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,999
3,036
0.759
self-enhancement
narcissism
self-knowledge
motive dispositions
individual differences
Guido Moellering
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,688
2,824
0.367
Management and Organization Theory
Inter-organizational Relations
Trust
Arist von Schlippe
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,375
2,806
0.380
Family therapy
systemic therapy
family business
parental coaching
conflict
Frank Thévenod
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,553
2,741
0.320
renal epithelia
metal ions
membrane transport
cancer biology
signal transduction
ulrike Willutzki
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,453
2,472
0.383
Hans Juergen Heppner
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,828
2,450
0.640
Geriatrics
Emergency medicine
Intensive care
infections
sepsis
Peter Gaengler
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,110
1,834
0.359
Dentistry
Comparative Odontology
Oral Microbiology
Oral Pathohistology
Ulf Kallweit
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,232
1,789
0.802
Jan Philipp Röer
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,293
1,785
0.778
Nils Christian Bormann
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,230
1,517
0.680
Political Science
Conflict Research
Ethnic Politics
Democracy
Peter C Ambe
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,941
1,400
0.721
Hakan Bilhan med dent
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,717
1,360
0.501
implant dentistry
prosthodontics
periodontology
Werner Vogd
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,135
1,246
0.397
Systemtheorie
Organisationssoziologie
Religionssoziologie
Medizinsoziologie
Naturwissenschaftliche Wissens- und Denkformen
Thomas Dittmar
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,825
1,089
0.385
Carsten Herrmann Pillath
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,547
1,087
0.306
Institutional and Evolutionary Economics
Economics and Philosophy
Chinese Economic Studies
Rudolf Wimmer
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,141
1,008
0.243
Ralf Weigel
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,768
1,008
0.268
Marcel Huelsbeck
Universität Witten Herdecke
Witten, Germany
![Germany](/flags/de.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,430
968
0.677
family firms
small business
entrepreneurship
regional economics