Armin is an environmentalist and nature guide. Armin Riegler was born in 1973 in Austria. While working in an animal rescue shelter, he finished the school of animal caretaker and veterinary assistant in Vienna. Since the foundation of wildlife charity CALLISTO he was a stable member of the Field and Bear Expert Team for many yuears. He finished his study of bio-resources and environmental management in January 2009 at the University of applied Life Science Vienna (BOKU). He recently finished his MSc on “Conservation and Management of Protected Areas” at Napier University, Edinburgh, Scotland. He was a local expert for the Pindos Mountain range in Northern Greece. He moved back with his family to Austria but likes his beloved Northern Greece whenever he can.