We're looking back at our columnists most popular pieces from 2015. Today, boycotting TV3 is big news, writes Karl Puschmann.

It's the company Kiwis use every day, but few would be able to pinpoint just what Kordia does.

The Mike Hosking Breakfast on Newstalk ZB remains the country's most popular radio show, despite fresh competition from Paul Henry this year.

Long-serving weather presenter Karen Olsen is leaving TVNZ after more than two decades with the company.

Broadcasting Standards Authority upholds four complaints about comments made by Mike Hosking about waitress at centre of "Ponytailgate" scandal.

There's a problem with the male-female mix on television at 7pm, writes John Drinnan.

If I do anything in the various non-journalistic roles I have, it's to promote good people and good ideas and good outcomes, writes Mike Hosking.

Talk radio tends to have a conservative audience and when he appears in the Herald Hosking's opinion is one of many. But TV has a pervasive influence, writes John Drinnan.

Data compiled by Nielsen Research reveals some fascinating insights - and worrying trends for our biggest newsmakers.

An American newsreader has reached saturation point with the Kardashian family in dramatic fashion.

Mediaworks boss Mark Weldon tells Matt Nippert that despite some grim-looking numbers, the company's strategy is working.

Newstalk ZB host Rachel Smalley criticism of a "near-monopoly of white male broadcasters " has kicked off a vigorous debate online.

Radio New Zealand has taken Mary Wilson off air to make room for a new show "with a visual element" featuring John Campbell, writes John Drinnan.

New TVNZ chairwoman Joan Withers describes TV One's rating success from 6pm to 7.30pm as "stunning".

NZ On Air will decide on Wednesday whether to fund a new 5:30pm soap opera which TV3 hopes will help boost ratings for 3News, writes John Drinnan.

Foreign firms are believed to get more than half the grants made by NZ On Air, writes John Drinnan.

Sean Plunket's comments describing Eleanor Catton as an "ungrateful hua" and a "traitor" were not in breach of broadcasting standards.

TV3 has upped the ante in the battle for the news ratings.

The future of TV3 news and current affairs rests on the success of the new current affairs show called Story, writes John Drinnan.

Duncan Garner says his new 7pm show with Heather du Plessis-Allan will include fun and laughter - but viewers can rely on them to ask tough questions.

A senior TVNZ staff member has apologised to Louise Nicholas after the broadcaster inadvertently aired an ad for condoms during a telemovie about her life.

Boycotting TV3 is big news. But what if there's no one around to report it? Karl Puschmann asks the hard questions.

Former Maori TV presenter to take up new role as Maori affairs special correspondent at Radio New Zealand.

US hedge fund Oaktree Capital has completed its takeover of MediaWorks Investments, confirming rumours it had taken 100 per cent ownership of the media company.

Labour Party folk were stunned when journalist Paddy Gower embarked on a radio tirade, saying the party was "rotten to the core", writes John Drinnan.

It's hard to know what else Hauraki could do to alert listeners to the fact that Like Mike is a piss-take, writes Paul Thomas.

Campbell Live’s final broadcast last night received the show’s highest ratings ever, with more than half a million viewers tuning in.

Powerful telepath Steve Braunias reveals the hidden thoughts of prominent New Zealanders as Campbell Live beamed out across the nation one final time.

TV3 management keeps chopping and changing its direction and if I was silly enough to be a TV3 shareholder, I'd be concerned, writes Myles Thomas.

John Campbell ended today's broadcast with thanks and confirmation that tonight's show wasn't the last.