Michael Wolff, the biographer of Rupert Murdoch, is to join the Guardian as a columnist. He will write about tech, media, publishing and politics. (Source: MediaGuardian)

Bauer Media has hired Dilupa Nanayakkara from News International to take on the role of account director for some of its radio stations. (Source: Media Week)

Future Publishing has hired Nick King from News International to become its digital commercial director. He will start on 6 February. (Source: Media Week)

Future has also appointed Keith Walker from IPC, to take on the role of head of audience development for its game and film online properties. (Source: Media Week)

Johann Hari has declined the opportunity to return to the Independent as a columnist following his suspension for plagiarism, saying that the “unimpeachably decent people” that stood by him at the paper should not have to take any flack for his mistakes. (Source: The Drum)

Tom Curley will retire from his positions of president and chief executive of the Associated Press when a successor is found later this year. The former USA Today president joined AP in 2003 and oversaw its expansion into “critical hotspots” including North Korea and Pakistan and lead its transformation into a multimedia digital news organisation. (Source: Press Gazette)

Telegraph Media Group has promoted Charles Starmer-Smith to head of travel, replacing Graham Boynton. (Source: Press Gazette)

Tony Horne has landed his own show on Sundays for UTV Media, which will air across Wire FM, Tower FM and Wish FM from 5 February. (Source: Press Gazette)

Jerry Yang has resigned from his role on Yahoo’s company board, after 16 years of service. One of the co-founders of the service, Yang’s last few years as chief executive were mired with  less-than-sensible decision making, including turning down a near-£30bn takeover offer from Microsoft in 2008. (Source: The Guardian)

Richard Deverell is leaving his role as a BBC executive to join Ofcom. Deverell, who spent 20 years at the Corporation, will join Ofcom’s strategy and economic department as a director. (Source: The Guardian)

The BBC has hired its first science editor, in the form of David Shukman. The newly-created role is a result of an independent review into the Corporation’s science coverage. Shukman has been a long-serving correspondent for the BBC. (Source: The Guardian)

ITV has given specialist editor roles to two of its journalists. James Mates will take on the role of ITV News Europe editor, and Penny Marshall will become social affairs editor. (Source: Press Gazette)

The National Union of Journalists has picked its head of publishing, Barry Fitzpatrick, to take up the role of the union’s deputy general secretary. (Source: Press Gazette)

Kevin Sutcliffe, Channel 4′s deputy Dispatches editor, who is also deputy head of news and current affairs, is leaving after what he called “10 fantastic years of troublemaking” to “look for new projects and challenges”. (Source: Media Guardian)

Mark Thomas, the chief executive of BBC Studios and Post Production, is departing the Corporation in April to spend more time with his family. (Source: The Drum)

The last News of the World editor Colin Myler, who was effectively sacked when the newspaper closed, has been made editor-in-chief at the New York Daily Press – the direct competitor to the city’s Rupert Murdoh-owned tabloid, the New York Post. (Source: MediaGuardian)

Archant London has named Will Hatton as its new managing director. The former Bauer Media man replaces Enzo Testa. (Source: HTFP)

Trinity Mirror has appointed Toby Chapman as its new editorial development manager to help drive change across its regional titles. Currently executive editor of the group’s Liverpool titles, he takes on the newly-created role from the end of January. (Source: HTFP)

The London Evening Standard has handed David Cohen – who led the paper’s Dispossessed campaign last year – the role of campaigns editor, to go alongside his existing role of chief features writer. (Source: Press Gazette)

Torquay Herald Express editor Andy Phelan has left the paper to take up the helm of Northcliffe sister title the Exeter Express & Echo. (Source: Press Gazette)

Channel 4 is to replace its outgoing deputy chairman, Lord Puttnam, with Royal Opera House chief executive Tony Hall. (Source: MediaGuardian)

The BBC has welcomed three new non-executive directors. Former Amazon.co.uk managing director Brian McBride, ex-BT Wholesale chief executive Sally Davis and National Trust director general Dame Fiona Reynolds start in the New Year. (Source: MediaGuardian)

Channel 4 News science correspondent Tom Clarke has been promoted to the newly-created role of science editor. (Source: MediaGuardian)

Neal Butterworth has left the Bournemouth Daily Echo after 13 years as editor. Dorset Echo editor Toby Granville is reportedly lined up to replace him. (Source: Press Gazette)

Global Radio has promoted Gareth Andrews to the newly created role of group programme co-ordinator. (Source: Brand Republic)

IGN Entertainment has appointed former Loaded features editor Charlie Parrish as the new editor of its lifestyle site AskMen. (Source: The Drum)

Lesley Douglas has been named CEO of Lime Pictures, the company behind The Only Way Is Essex. She succeeds Carolyn Reynolds, who has held the role for six years. (Source: MediaGuardian)

Hamish Myjura has joined National Geographic to become its head of international content. The former Channel 4 head of documentaries will oversee the factual broadcaster’s global programme development state. (Source: MediaGuardian)

Trinity Mirror has announced the appointment of David Grigson as its new chairman, succeeding Sir Ian Gibson. He will start in August next year. (Source: Press Gazette)

Other changes at Trinity Mirror include the departure of Bruce Waddell, Daily Record and Sunday Mail editor-in-chief, and the extension of Mark Hollinshead’s role to managing director of Media Scotland. Allan Rennie has been made Media Scotland’s editor-in-chief and Bill Steven has been named the company’s business development director. (Source: MediaGuardian)

Sue Murphy has left her role as commissioning executive at Channel 4. Murphy, responsible for My Big Fat Gypsy Wedding and others, departs to become creative director of Optomen and One Potato Two Potato. (Source: MediaGuardian)

The Times’ chief football commentator, Patrick Barclay, has left the newspaper. He leaves due to cost cutting at the newspaper. (Source: Press Gazette)

Chris Styles has been named by Trinity Mirror as the new editor of the Teeside-based Evening Gazette. He leaves the role of executive editor of the publisher’s media business, which publishes the Chronicle and sister daily The Journal. (Source: HTFP)

David Helliwell is swapping Blackpool for Carlisle after ending his editorship of The Gazette for same, albeit more high-profile role at the News & Star. (Source: HTFP)

Local newspaper group Clyde and Forth Media has appointed Martin Little, the previous editor of Wee County Times, as editorial manager of its portfolio of 11 “Forth” newspaper titles. (Source: The Drum)

Newsquest Herald & Evening Times Group has appointed Tessa Hartmann, founder of the Scottish Fashion Awards and managing director of Hartmann Media, as its fashion editor-at-large. (Source: The Drum)

The Professional Publishers Association has made Kevin Hand its next chairman, from February next year. Hand is currently a special adviser to Heart Magazines UK and chairman of Dods plc, and used to be CEO of Emap and Hachette UK. (Source: The Drum)

Former Financial Times editor Andrew Gowers is taking on a strategic comms consultancy role at the investment banking trade body, Association for Financial Markets in Europe (AFME). (Source: PR Week)

The Guardian’s political correspondent Allegra Stratton is moving to take over the role of political editor at BBC2′s Newsnight. She replaces Michael Crick. (Source: MediaGuardian)

Jonathan Ross has signed a new deal with ITV that will keep his chat show on the channel for three more series’. The deal is thought to be worth just under £2 million. (Source: MediaGuardian)

The Carlisle News & Star has got a new editor. David Helliwell has moved from the same position at the Blackpool Gazette to take over the Carlisle newspaper. (Source: Press Gazette)

Matt Hunt is stepping down from the role of managing director of Adconion Media Group UK. He will take up a senior global management role at the same company in 2012. (Source: Media Week)

Johnny Vaughan has left his role as breakfast show presenter at 95.8 Capital FM. Vaughn has been waking up London for eight years. (Source: Media Week)