Total 2,424,675 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Heesup Han](https://cdn.adscientificindex.com/pictures/b4/4989146.jpg)
sustainable tourism
hospitality marketing
consumer behavior
destination development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
351
346
0.986
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Choong Ki Lee](https://cdn.adscientificindex.com/pictures/44/293788.jpg)
Tourism
CVM
Forecasting
Casino
CSR
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
202
185
0.916
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Sunghyup Hyun](https://cdn.adscientificindex.com/pictures/b5/412621.jpg)
Airline Management
Service Management
Luxury Marketing
Psychology and Marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
137
0.979
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Namho Chung](https://cdn.adscientificindex.com/pictures/dc/412589.jpg)
Smart Tourism
e-Tourism
IT Adoption
Knowledge Sharing
Travel Behavior
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
123
107
0.870
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Wansoo Kim](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
88
0.946
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Chulmo Koo](https://cdn.adscientificindex.com/pictures/3e/549891.jpg)
smart tourism
tourism marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
87
0.935
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Hak Seon Kim|학선 김](https://cdn.adscientificindex.com/pictures/da/476694.jpg)
Hospitality
Service Marketing
Tourism Big Data
Foodservice
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
65
0.765
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Yong Ki Lee](https://cdn.adscientificindex.com/pictures/a9/417259.jpg)
ESG
Franchising
Sustainability
Leadership
Hospitality & Tourism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
64
0.842
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Myung Ja Kim](https://cdn.adscientificindex.com/pictures/96/424523.jpg)
ClimateCrisis
DataAnalytics/AI
Sustainability/Digitalization
SpaceTourism
GeoAI/Blockchain
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
71
0.986
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Sangwon Park](https://cdn.adscientificindex.com/pictures/3b/422779.jpg)
Hospitality
Tourism
Information System
Big Data
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
61
0.897
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 11
![Chi Ok Oh](/user/assets/images/profile/no-profile-photo.png)
outdoor recreation
resource economics
human dimensions
cultural ecosystem services
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
43
0.754
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Sung Byung Yang](https://cdn.adscientificindex.com/pictures/13/425294.jpg)
Online Reviews
Business Analytics
Smart Tourism
Social Media & Networks
CRM
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
49
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Meehee Cho](https://cdn.adscientificindex.com/pictures/8c/522483.jpg)
Hospitality
Foodservice Management
Sustainable Supply Chain Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
45
0.882
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Jongsik Yu](https://cdn.adscientificindex.com/pictures/56/4331993.jpg)
Hospitality marketing
Tourism management
Consumer behavior
Airline
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
50
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Sunny Ham](/user/assets/images/profile/no-profile-photo.png)
hospitality
foodservice
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
33
0.673
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Gyehee Lee](https://cdn.adscientificindex.com/pictures/43/556759.jpg)
tourism marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
42
0.933
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Seul Ki Lee](https://cdn.adscientificindex.com/pictures/8f/427539.jpg)
Location Analysis
Real Estate
Revenue Management
Asset Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
38
0.927
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Young Dae Ko](/user/assets/images/profile/no-profile-photo.png)
Revenue management
System optimization
Supply chain management
Logistics
Green Transportation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
27
0.771
* Total i10 IndexRankings
Ranking Based On Selection: 19
![William Cannon Hunter](/user/assets/images/profile/no-profile-photo.png)
Cultural Studies
Q method
V method
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
24
0.889
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Namkung Young](https://cdn.adscientificindex.com/pictures/6d/426801.jpg)
Foodservice Management
Services Marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
23
0.885
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Eunju Woo](https://cdn.adscientificindex.com/pictures/ee/337198.jpg)
Tourism
Touristification
Quality of Life
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
23
0.958
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Kiattipoom Kiatkawsin](https://cdn.adscientificindex.com/pictures/01/347062.jpg)
Hospitality and Tourism
Consumer Behavior
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Hyung Min Choi](https://cdn.adscientificindex.com/pictures/38/334436.jpg)
Hospitality
Human Resources Management
Structural Equation Modeling
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
* Total i10 IndexRankings
Ranking Based On Selection: 24
![ABUKHALIFEH ALAA](https://cdn.adscientificindex.com/pictures/3b/5289766.jpg)
Hotel Management
Quantitative Methods
Customer Satisfaction
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Yoon Jung Jang](/user/assets/images/profile/no-profile-photo.png)
Restaurant
Hospitality
Sustainability
Consumer Behavior
Marketing
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Heesup Han
Sejong University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
351
346
0.986
sustainable tourism
hospitality marketing
consumer behavior
destination development
Choong Ki Lee
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
202
185
0.916
Tourism
CVM
Forecasting
Casino
CSR
Sunghyup Hyun
Hanyang University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
140
137
0.979
Airline Management
Service Management
Luxury Marketing
Psychology and Marketing
Namho Chung
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
123
107
0.870
Smart Tourism
e-Tourism
IT Adoption
Knowledge Sharing
Travel Behavior
Wansoo Kim
Dong-A University
Busan, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
88
0.946
Chulmo Koo
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
87
0.935
smart tourism
tourism marketing
Hak Seon Kim|학선 김
Kyungsung University
Busan, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
85
65
0.765
Hospitality
Service Marketing
Tourism Big Data
Foodservice
Yong Ki Lee
Sejong University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
76
64
0.842
ESG
Franchising
Sustainability
Leadership
Hospitality & Tourism
Myung Ja Kim
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
72
71
0.986
ClimateCrisis
DataAnalytics/AI
Sustainability/Digitalization
SpaceTourism
GeoAI/Blockchain
Sangwon Park
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
68
61
0.897
Hospitality
Tourism
Information System
Big Data
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Chi Ok Oh
Chonnam National University
Gwangju, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
43
0.754
outdoor recreation
resource economics
human dimensions
cultural ecosystem services
Sung Byung Yang
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
56
49
0.875
Online Reviews
Business Analytics
Smart Tourism
Social Media & Networks
CRM
Meehee Cho
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
51
45
0.882
Hospitality
Foodservice Management
Sustainable Supply Chain Management
Jongsik Yu
Cheongju University
Cheongju, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
50
50
1.000
Hospitality marketing
Tourism management
Consumer behavior
Airline
Sunny Ham
Yonsei University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
33
0.673
Gyehee Lee
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
45
42
0.933
Seul Ki Lee
Sejong University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
41
38
0.927
Location Analysis
Real Estate
Revenue Management
Asset Management
Young Dae Ko
Sejong University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
27
0.771
Revenue management
System optimization
Supply chain management
Logistics
Green Transportation
William Cannon Hunter
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
27
24
0.889
Cultural Studies
Q method
V method
Namkung Young
Kyung Hee University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
23
0.885
Foodservice Management
Services Marketing
Eunju Woo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
23
0.958
Tourism
Touristification
Quality of Life
Kiattipoom Kiatkawsin
Sejong University
Seoul, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Hospitality and Tourism
Consumer Behavior
Hyung Min Choi
Youngsan University
Yangsan, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
17
0.895
Hospitality
Human Resources Management
Structural Equation Modeling
ABUKHALIFEH ALAA
Kyungdong University
Goseong-gun, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
Hotel Management
Quantitative Methods
Customer Satisfaction
Yoon Jung Jang
Woosong University
Daejeon, South Korea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Restaurant
Hospitality
Sustainability
Consumer Behavior
Marketing