Dr. George Lyberopoulos (Μ) received the Electrical Engineers Diploma from the Democritus University of Thrace (DUTH), in 1989 and the Dr.-Ing. degree in Electrical Engineering from the National Technical University of Athens (NTUA), in 1994. Since 1989, he has been involved in more than 30 EU and national research projects. Dr. Lyberopoulos joined COSMOTE in 1999, while today he is heading the Research & Development Dept., Fixed and Mobile. Since 1999, he has been appointed Project/Technical manager for all the major projects within COSMOTE such as, GPRS, 3G, WiMAX, IMS, Femtocells, LTE including, tenders (specifications/evaluation), technical trials and network design & rollout phases. Dr. Lyberopoulos is author of over 50 scientific papers in the areas of mobile telecommunications. Dr. Lyberopoulos is mainly involved in testing the new versions of the BigO application for both android and iOS smartphones, as well as testing all changes and upgrades performed in the school and clinical portals, monitoring their operation and reporting all issues spotted.