Rebecca Van Dyck, head of consumer marketing, Facebook talks to Elen Lewis, editor of The Marketing Society about shoes, fear and making creative people feel safe.

As part of our partnership with haystackonline, each week we showcase new marketing campaigns.

1. Google is changing people's behaviour by Crawford Hollingworth.

Sarah Warby, Marketing Director, Sainsbury's talks to Elen Lewis, Editor of The Marketing Society about the dangers of data legislation, the power of being an accessible leader and a pair of trousers

Justin Cooke, CMO, Topshop talks to Elen Lewis, editor of The Marketing Society about not wasting a second and doing what others are afraid to do.

Business objectives: