From the president of America to your best friend – everyone is taking photos of themselves and posting them online. Selfie culture has officially arrived and there is a growing number of people who have turned to plastic surgeons to up their selfie game.

Asia's selfie obsession – especially amongst women – is more prominent than ever. In response, there's been an explosion of beautifying apps that automatically detect facial features, and enhance them according to Eastern beauty ideals.

According to the world of online dating, coming across as an arse to some can make others love you more. If having haters makes those who like you like you all the more, does the same psychology apply to our relationships with brands? And does it actually pay for a brand to rub part of its audience up the wrong way?

The cosmetics market is growing in China, and fast – beauty products now outsell groceries in department stores. But it’s not American and European names capturing new ground. Chinese consumers are looking to South Korea for the most innovative and aspirational beauty buys.