Everyone seems to talk about creativity as if it were this force innate to every person, and that some sort of spigot is all that is required to cause it to gush forth. Barbican director John Tusa’s new book explores what it means to be creative. “Creative, creation, creativity, as Tusa says in his introduction, ‘are some of the most overused and ultimately debased words in the language’, which are liberally applied by everybody from bureaucrats to politicians to thinktanks…”