Dr. Michael Vrahnakis is Professor at the University of Thessaly, Department of Forestry, Wood Sciences and Design (Karditsa, Greece). He holds a PhD in Rangeland Science from the Department of Forestry and Natural Environment, Aristotle University of Thessaloniki, and a BSc from the same Department. His research interests include rangeland ecology and management, floristic diversity and agroforestry. He has published more than 70 papers in international peerreviewed journals, international conferences, symposia and workshops. He is also the author (and co-author) of 19 books and chapters in books. Dr Vrahnakis supervised or participated in more than 30 research projects and 20 management studies on rangelands or protected natural areas in Greece and abroad. He has taught a wide range of courses related to rangeland ecology, rangeland management, biodiversity, and agroforestry, both at a postgraduate and undergraduate level, in several academic faculties in Greece.