Streaming has seen the playlist surpass the album in how people choose to listen to music, and Spotify is staying ahead of the game with Discover Weekly, which tailors tracks to each user to make exploration effortless. But how personal can an algorithm-made playlist really be?

Spotify boasts over 100 million users, who generate masses of data each day. For the ‘It’s Been Weird’ campaign, the streaming service has used this information to weave narratives around people’s listening habits, exposing their guilty pleasures and secret, themed playlists on billboards.

New beauty start-ups are regularly springing up on Instagram, but few have managed to make as powerful an impact as New York-based Glossier. How has this blog-turned-brand cultivated a fiercely loyal following? And what can its approach to product creation teach the wider industry?

With every Google search, Amazon purchase and Facebook like, you generate a digital profile of your habits and interests for advertisers to target. It may seem invasive, but selling personal data is necessary to maintain free online services – so how can brands de-stigmatise the use of this info?