- Prof. Georgi Alexiev, DSc. – NIGGG, BAS (Bulgaria)
- Dan Balteanu, Acad. – Institute of geography, RAS (Romania)
- Jerzy Bański, Prof. Dr. – Institute of Geography and Spatial Organization, PAN (Poland)
- Martin Boesch, Prof. Dr. – St. Gallen University (Switzerland)
- Monica Dumitrascu, Assoc. Prof. Dr. – Institute of geography, RAS (Romania)
- Yoram Epstein, Prof. Dr. – Tel Aviv University (Israel)
- Prof. Margarita Ilieva, DSc. – NIGGG, BAS (Bulgaria)
- Leandro del Moral Ituarte, Prof. Dr. – Department of human geogrаphy, University of Seville (Spain)
- Tamá́s Hardi, Assoc. Prof. Dr. – Centre for Economic and Regional Studies (Gyor), HAS (Hungary)
- Zita Izakovicova, Prof. Dr. – Institute of landscape ecology (Slovakia)
- Sha Jinming, Prof. Dr. – College of Geographical Science, Fujian Normal University (China)
- Monika Kopecka, Assoc. Prof. Dr. – Institute of Geography, SAS (Slovakia)
- Prof. Boris Kolev, Dr. – NIGGG, BAS (Bulgaria)
- Boyan Kulov, Prof. Dr. – CAWRI, BAS (Bulgaria)
- Blagoja Markoski, Prof. Dr. – University of Skopje (Macedonia)
- Prof. Zoya Mateeva, Dr. – CAWRI, BAS (Bulgaria)
- Ivica Milevski, Assoc. Prof. Dr. – University of Skopje (Macedonia)
- Prof. Chavdar Mladenov, Dr. – NIGGG, BAS (Bulgaria)
- Mariana Nikolova, Prof. Dr. – NIGGG, BAS (Bulgaria)
- Simone Orlandini, Prof. Dr. – Florence University (Italy)
- Meng Qingyan, Prof. Dr. – Institute of Remote Sensing and Digital Earth, CAS, Beijing (China)
- Milan Radovanović, Prof. Dr. – Institute of geography, SASA (Serbia)
- Fatbardh Sallaku, Prof. Dr. – Agricultural University of Tirana (Albania)
- Mehmet Somuncu, Prof. Dr. – University of Ankara (Turkey)
- Prof. Rumiana Vatseva, DSc. – Institute of Geology, BAS (Bulgaria)
- Stefan Velev, Assoc. Prof. Dr. – NIGGG, BAS (Bulgaria)
- Matija Zorn, Assoc. Prof. Dr. – Institute of geography (Slovenia)