Prof. Dr. Arunas Ramanavicius is a Professor at Vilnius University, Lithuania. He also leads the laboratory of Nanobiotechnology at the Research Center of Physical Sciences and Technologies. He is a member of the Lithuanian Academy of Sciences. In 1998, he received his Ph.D. degree and, in 2002, he received his Doctor Habilitus degree. Prof. Dr. Arunas Ramanavicius serves as an Expert Evaluator in the Horizon 2020 program coordinated by the European Commission, and he is a technical advisor to many foundations located in various European countries. He was a National Coordinator of several nanotechnology-related COST actions. He was also an editorial board member of the MDPI journals Materials and Sensors, among several other journals.