People who hear voices are six times more likely to feel lonely.
Around 8% of young people are thought to hear voices at some stage in childhood, making it about as common as having asthma or dyslexia.
The Maastricht Interview has helped hearers understand why voices are speaking to them.
Virginia Woolf's archive can be seen as a serious resource for research into the experience of hearing voices.
We've been assuming too much about how and why people hear voices.