International Executive Council
World President
Prof. Aij-Lie Kwan
Taiwan
Immediate Past World President
Prof. Georgios Tsoulfas
​Thessaloniki, Greece
World Corporate Secretary
Dr. Clement L.K. Chan, FICS
Hong Kong
African Federation Secretary
Prof. Alexandre Kokoua
Abidjan, Côte d’Ivoire
European Federation Secretary
Dr. Izabela Chudzicka-Strugala
Poland
North American Federation Secretary
Dr. Ulises Rodriguez-Wong
Mexico City, Mexico
President-Elect
Dr. Guido Parquet Villagra
Asunción, Paraguay
World First Vice President
Prof. Karel Novak
Rokycany, Czech Republic
World Treasurer
Dr. Elias Tam
​Singapore
Asian Federation Secretary
Prof. Hisakazu Yamagishi
Kyoto, Japan
Latin American Federation Secretary
Dr. Nelson Mitsui
Asunción, Paraguay
Pacific Federation Secretary
Dr. Patrick Chen
Sydney, Australia
Members
Dr. Juan Barron-Blanco
Mexico City, Mexico​
term 2019-2023
Dr. Choo-Aun Neoh
Taiwan
​term 2019-2023
Prof. Chih-Lung Lin
Taiwan
​term 2022-2025
Thav Thambi-Pillai, MD
Sioux Falls, SD USA
​term 2022-2025
Dr. Eddie Chang
Singapore
term 2019-2023
Prof. Peter Lim
Singapore
term 2022-2025
Prof. Peter Nussbaumer
Lachen, Switzerland
​term 2022-2025
Past World Presidents
Prof. Yik-Hong Ho
Australia
Prof. Christopher Chen
Singapore
Prof. Nadey Hakim
United Kingdom
Prof. Wilson Pollara
Brazil
Prof. Tehemton Udwadia
India
Said A. Daee, MD
USA
Dr. Fidel Ruiz-Healy
Mexico