Whether it's getting married, having kids or a high-paying job, society loves to tell us how to live our lives. Paul Dolan, professor of Behavioural Science at the LSE, explains why these preconceived narratives can be damaging to us as individuals, and how to find your own route to happiness, in his new book, Happy Ever After.

Plastic. We all know we're using too much. But how much difference can one person realistically make to the state of our oceans? Will McCallum, head of oceans at Greenpeace and author of How to Give Up Plastics offers his insider knowledge on how anyone can reduce their plastic footprint.