Winners and Losers: The Changing Media Ad Landscape, 1980-2011

Anyone who follows the media business cannot fail to be impressed by how much -- and how fast -- the media landscape has changed in recent decades.

In addition to the rapid evolution of media technology and consumption habits, one of the most remarkable trends has been the upheaval in the advertising landscape. They include the rise of the Internet, the continued expansion of cable TV, and the dramatic decline of print -- especially newspapers. Plus, broadcast TV and radio are struggling to hold on to their share, in a situation where the only certainty is further change, as a continuing economic downturn accelerates long-term secular shifts.