With so many celebrities endorsing multiple products, a study has examined the psychology behind the way people associate brands and celebrities. It found that brands that have either a strong or weak connection to the celebrity are the most memorable.

Authority is slipping away from 'traditional' experts – and into the hands of celebrities. But is 'standing out' from a sea of information, products and ideas as simple as putting a famous face on a brand?

Supportive online beauty communities like How to be a Redhead are changing how young women see themselves and the products they buy. With over 100,000 followers and major brands queuing up for the 'Redhead Friendly' rating, could this be the most successful beauty tribe of all?

With 350 million photos uploaded to Facebook every day, people are creating and looking at more images of themselves today than at any other point in history. And as our lives become permanently on display through the growth of social media, it’s changing how we see ourselves.