How do brains and computers differ when it comes to memory storage? And what clues can we get from the ageing brain?

A neuroscientist explains: the need for ‘empathetic citizens’

Former Observer columnist Dr Daniel Glaser delves into topical culture as seen through the lens of a neuroscientist. Each episode, he takes one of his weekly columns and digs a little deeper, all with the help of former colleagues and neuroscientists from his research days