The vivid dream that vanishes on waking but fragments of which remain tantalisingly out of reach all day. Powerful emotions – tears, terror, ecstasy, despair – caused not by real events, but by the brain’s activity between sleeping and waking.
Dreams and nightmares have long been studied by psychologists. Now they are the subject of a new exhibition featuring several artists that were patients at the world’s oldest psychiatric hospital, Bethlem (sometimes known as Bedlam), and its sister institution, the Maudsley hospital.