Peter Sellers in Dr Strangelove or: How I Learned to Stop Worrying and Love the Bomb, 1963Who? Fitzgerald, Hemingway, Plath… even Churchill suffered from depression, dubbing it the black dog. With one in four of us experiencing mental health problems every year, anxiety seems to be part of our contemporary condition. The Anxiety Arts Festival (curated by the Mental Health Foundation) explores the causes of anxiety, how it affects us, but also how it can be a force for creativity.Gena Rowlands in Opening Night, 1977, directed by John CassavetesWhat? A cleverly cur...