How Everyone Became Depressed: The Rise and Fall of the Nervous Breakdown (New York: Oxford University Press, 2013), 4–5; Davies, Cracked, 125; Gary Greenberg: The Book of Woe: The DSM and the Unmasking of Psychiatry (Victoria, Australia: Scribe, 2013), 62–4; Gary Greenberg, Manufacturing Depression: The Secret History of a Modern Disease (London: Bloomsbury, 2010), 160–8, 274–6.