Media Brief

I am the BBC's media correspondent and this is my summary of what's going on.

The Guardian reports Trinity Mirror's profits fell 41 per cent to £72.7m in 2009. Ad revenue at its regional newspapers fell by almost 30 per cent.

Delia Smith and Heston Blumenthal are to star in TV commercials for Waitrose. It's the first time Delia has endorsed a supermarket says the Daily Mail.

The BBC says the Justice Secretary Jack Straw has announced that lawyers must cut their libel "success fees" from 100% to 10%. Last week a committee of MPs said they were having a "chilling effect" on investigative journalism.

TiVo, which pioneered the digital video recorder business in the US but left the UK after losing out to Sky+, is launching a new box according to Business Week.

Kimberly Quinn, the former Spectator publisher who hit the headlines over her affair with David Blunkett, has written a children's book. She speaks to the Daily Telegraph.

The Daily Mail reports GMTV presenter Penny Smith is leaving the sofa after 17 years amid claims of ageism.

Evocative posters of the "golden age" of rail are being auctioned. Ten of them can be seen in the BBC's photo gallery.

Links in full

Mark Sweney | Guardian | Trinity Mirror cost cuts reduce impact of ad slump
Sean Poulter | Daily Mail | Delia Smith is to star in £10m Waitrose ads
BBC | Straw cuts success charge in no-win, no-fee libel cases
James Callan | Business Week | TiVo Introduces Boxes Combining Web, Television
Genevieve Fox | Telegraph | Kimberly Quinn: 'I knew what I did was wrong'
Liz Thomas | Daily Mail | Penny Smith shoved off the GMTV sofa
BBC | In pictures: Railway's golden age

• Read Wednesday's Media Brief.