Dénes Lóczy has a university degree in geography and English language and literature. He has 18 years of experience in research (land evaluation, fluvial geomorphology, human impact), and was an associate professor and deputy director at University of Pécs (1997-2009). He is currently director of the Institute of Environmental Sciences. He has written 5 books, edited 10 books, and wrote close to 150 academic publications. Miloš Stankoviansky has a university degree in geography, and worked for the Institute of Geography of the Slovak Academy of Sciences in Bratislava for about 30 years. He has worked for the Department of Physical Geography and Geoecology, Comenius University in Bratislava, since 2001, and has been head of the University since 2003. He has 40 years of experience in research (environmental, dynamic and structural geomorphology); he has written one 1 book and more than 80 scientific publications. Adam Kotarba has a University degree and PhD in geography and has been associated in various positions with the Polish Academy of Sciences from 1971 to 1998. Since, he has been associated with the Polish Academy of Art and Sciences. He has written 3 books in English and 5 in Polish, and wrote over 240 publications.