Markus Feilner
Markus Feilner is senior Linux/FLOSS expert, journalist, coach and analyst. After years as IT consultant and team lead documentation at SuSE, he spent a decade as deputy editor-in-chief for Linux-Magazine and Heise iX , both leading German tech magazines. Since the year 2000 his Regensburg company Feilner IT is specialized on OSS and the OSI layers 8, 9, 10, and 11.