An international group of press freedom organisations has urged David Cameron to scrap the Royal Charter-backed system of press regulation and lay off The Guardian. The letter has been sent to Cameron in the wake of an unprecedented press freedom mission to the UK organised by the World Association of Newspapers last month.

The British signals intelligence agency GCHQ used its tapping of the internet's backbone to monitor visitors to a WikiLeaks site, including Americans, according to a document leaked by Edward Snowden and published in The Intercept. The program, codenamed ANTICRISIS GIRL, was not the first in which GCHQ targeted activists online - it also allegedly waged war on Anonymous using criminal-style denial-of-service attacks.

In an innovative new whitepaper released this week, the digital marketing experts at PeerIndex explore the ins and outs of influence marketing and discuss the benefits that can come from fostering greater brand engagement on social media networks. Companies from all sectors are beginning to recognise the importance of fostering better relations with industry experts, rather than just building up a followership of faceless and disengaged fans.

The computer analyst was nominated by a group of students at the University of Glasgow who said they had received Mr Snowden's approval through his lawyer. The result of the ballot, which opened to students yesterday, was revealed in Glasgow Tuesday. He defeated former champion cyclist Graeme Obree, author Alan Bissett and the Rev Kelvin Holdsworth who also stood.

Streamed music from services such as Spotify will be included in the compilation of the weekly UK top 40, George Ergatoudis, head of music at BBC Radio 1, has announced. Currently, digital music downloads as well as the buying of physical copies are used in the creation of the charts, bringing the UK's system in line with that from America.

West Midlands Police has launched an investigation into the conduct of a police inspector who works as a mental health liaison officer and has allegedly misused his Twitter account. The Twitter account was suspended on Friday as the officer's communications were being investigated with the help of CrowdControlHQ, a social media risk management and monitoring platform.

One way or another, Android users may soon be able to mirror their mobile device's screen to their Chromecast streaming adapter. Koushik "Koush" Dutta, developer of the media casting app Allcast, posted a video this weekend that shows him mirroring his device's home screen, as well as apps like Flappy Bird, with a notably small delay.

The Wall Street Journal, The Boston Globe, CNN and Hearst Magazines UK are just a few outlets that are doing interesting things in terms of mobile strategy and engagement at the moment. Journalism.co.uk spoke to mobile editors and experts from these organisations, and also from Knight Lab at Northwestern University

The show of support for the plan, which was initially floated by European telecoms giant Deutsche Telekom, follows the collapse of hopes in Germany that the U.S. might agree a no-spy agreement with the country. In a separate move, Germany is reportedly planning to step up its own surveillance of embassies belonging to the U.S. and the U.K.

In an inspired and forward-thinking digital move, PepsiCo has begun a new digital out of home (DOOH) campaign, which sees it show off the talents of its Pepsi Max Vine fans by posting their 'Unbelievable' six second videos on its own outdoor ads.