• Campaign, Friday, April 11, 2014 8:42 AM

After fourteen years working with Walker Media, Marks and Spencer has shifted its GBP60m planning and buying account to Group M's Mindshare. Campaign reports the review was prompted by the retailer wanting to focus on a multichannel, digital approach. The switch was the subject of much speculation running up to yesterday's announcement, following the appointment of Patrick Bousquet-Chavanne as marketing director in February. Walker Media has separately issued a statement lamenting what was not "a conscious uncoupling," telling the retailer "we will always love M&S."

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