Campaign is published by Haymarket Media Group, which owns more than 70 brands worldwide, including Autocar, What Car?

Each spring Campaign releases its School Reports, an assessment of how the biggest advertising agencies performed over the past year.

Campaign also publishes the A-List, a directory of leading executives from the advertising and media industries, at the end of each year.

The magazine was originally published by the British Printing Corporation and titled World's Press News, and, in the late 1960s, was struggling to find a market, but Michael Heseltine then acquired it for Haymarket[1] and hired Maurice Saatchi to rebrand and relaunch the magazine, with design by Roland Schenk, upon which it proved an immediate success [2] and became known as "the Bible of British adland".

[6][7] Media Week was previously publishing physical magazines when it was first launched 1985 and turned into an online-only publication in 2009 during a restructuring by Haymarket.