Mother London has been appointed by the United Nations to raise greater awareness of sanitation as not just a health issue but a human right. The agency will work with the UN Millennium Campaign (UNMC) and UN's Water Supply and Sanitation Collaborative Council (WSSCC) on the global communications campaign that will be rolled out in mid 2014.

The health authority which supplies blood and organs to hospitals in England and North Wales is seeking a digital agency. NHS Blood and Transplant is running the contest through the Crown Commercial Service and agencies on its roster have been asked to submit proposals, although formal pitches have yet to take place.

After parting ways with MediaCom, 2 Sisters Food Group is to hold a review of its GBP5m UK media planning and buying business. The account includes the Goodfella's pizza and Fox's biscuit brands which the company took over through acquiring Northern Foods three years ago. MediaCom declined to comment to Campaign that the parting of the ways revolved around a remuneration issue.

A survey of more than 3,000 people ages 18-74 reveals that the AA, Post Office and Boots are the top three most trusted brands in the UK. The BrandAsset Valuator (BAV) is compiled by RKCR/Y&R through interrogating its in-house database. The top three were followed by Google, Johnson's Baby, Fairy, RAC, M&S, Dulux and Kellogg's Corn Flakes. When charities are added to the mix, the Royal British Legion Poppy Appeal, the NSPCC and Macmillan Cancer Support score very highly in the consumer trust also.

The British public is one of the most cynical when it comes to believing adverts. Just 15.4% of UK consumers trust what brands say, compared to a global average of 25%. The figures are published in the annual Global RepTrak 100 Study by the Reputation Institute and place the UK in the bottom four; only France, Germany and Japan show lower trust rates. While the report concludes that this level of mistrust means brands have difficulty conveying messages, it published a table of those doing well -- topped by Walt Disney and Google, with BMW and Rolex in third place …

Maria Miller was welcomed with open arms as Secretary of State for Culture Media and Sport two years ago. As the former Marketing Manager at Texaco she was believed to the perfect choice for "minister of advertising." So what can the industry expect from Sajid Javid? His strong background in the Treasury prompts Ian Twinn, ISBA's director of public affairs to comment: "I am confident that Sajid will understand the concerns of responsible advertisers and appreciate the role they play in the national interest." He is seen as a rising star within the Conservative Party.

A Wonga advert has been banned for featuring dialogue between two puppets which suggested the APR on its loans was "irrelevant," The characters instead focussed on the cost of paying back a short-term loan on time, rather than the annual interest rate. The ASA responded to complaints, banning the advert and reminding Wonga that is has a duty not to encourage the public to dismiss the APR on its loans, which can be more than 5,000%.

Comparethemarket.com owner, BGL Group, has appointed WPP's MEC to handle its GBP110m media planning and buying business. The UK makes up GBP60m of the account with European activity, primarily in France and the Netherlands, making up the remainder. The brief was won against ZenithOptimedia following a review brokered by AAR which followed 'significant investment' by BGL in its UK and international business.

Mobile advertising nearly doubled last year to break the billion-pound barrier. It leapt from GBP529m in 2012 to GBP1.03bn with social media accounting for a quarter of mobile budgets. Advertising designed for tablets also grew from GBP6.8m to GBP34.4m between 2012 to 2013, leaving Tim Elkington, director of research and strategy at the IAB, to comment that it is still 'a very small piece of the pie' which advertisers should target more actively now that a tablets account for a third of internet access.

Twitter is the perfect partner for broadcasters, viewers and advertisers, claimed its Chief Media Scientist, Deb Roy, in a speech at the MIPTV conference in Cannes yesterday. Roy described the channel as the "social soundtrack" of television shows. His presentation focussed on how Twitter is working with Nielsen, GfK and Kantar to make the connection between entertainment and tweets and has bought second-screen specialists, including London's SecondSync, to provide insight for advertisers.