Vincent van Gogh sliced off his ear with a knife during a psychotic episode. Ballet dancer Vaslav Nijinsky developed schizophrenia and spent the last 30 years of his life in hospital. Virginia Woolf lived with bipolar disorder, eventually taking her own life as she felt another deep depression beginning.

Many famous creative artists have lived with severe mental illness. Catherine Zeta-Jones, Mariah Carey, Demi Lovato, Jean-Claude Van Damme and Mel Gibson have all reported diagnoses of bipolar disorder. Yayoi Kusama, Sylvia Plath, Kurt Cobain and Syd Barrett spoke about experiences of psychosis. Speculation abounds about whether Amy Winehouse, Marilyn Monroe and Ernest Hemingway lived with borderline personality disorder.

The concept of the “mad creative genius” harks back to antiquity. Artists in the Renaissance and Romantic periods would sometimes assume eccentric personalities to distinguish themselves as extraordinary individuals who had made Faustian bargains for their talents.

Edvard Munch, the Norwegian painter, described his “sufferings” as “part of myself and my art … their destruction would destroy my art.” Poet Edith Sitwell, who experienced depression, reportedly used to lie in an open coffin to inspire her poetry.

In 1995, a study of 1,005 biographies written between 1960 and 1990 even proposed that people in the creative professions had a higher rate of severe psychopathology than the general population.

So how does this square with the fact that artistic expression is beneficial for our mental health? As I explain in my new book Art Cure: The Science of How the Arts Transform Our Health, there is a wealth of scientific........

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