Social photos of the week

M&C Saatchi’s chief executive, Camilla Harrisson, does her bit to promote travel safety by posting a picture for the Transport for London "#HomeSafeSelfie" campaign, which was created by her agency.

Havas Media sings the praises of its "unsung hero" – the agency’s Insight team.

The John Lewis marketing director, Craig Inglis (left), and Adam & Eve/DDB’s chief executive, James Murphy (second from left), cosy up to celebrate 150 years of the retailer.