As a marketer, I wish I had learned about the ‘labour illusion’ sooner. The labour illusion suggests that consumers perceive products more favourably when they’re aware of the effort put in. In today’s show Sam Tatam, Head of Behavioural Science at Ogilvy explains Aquafresh’s smart product marketing trick, why a cider brewer left twigs in their packages ‘by accident', and how Uber stops customers from cancelling their rides.