Oliver Zöllner is professor of media research, media sociology, media ethics, broadcast journalism and international communication at Stuttgart Media University. He also teaches as an honorary professor at the University of
Düsseldorf. From 1997 to 2004 he was director of the market and media research department of Deutsche Welle, Germany's international broadcaster. As a visiting lecturer he delivered communication and media research courses at various German universities from 1996 to 2006.