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PARIS, FRANCE - MARCH 17: Visitors inspect fair booths during 36th Paris International Book Fair (Salon du livre) at Paris expo Porte de Versailles in Paris, France on March 17, 2016. Approximately 1200 publishing houses from 40 different countries attend the fair with the participation of approximately 3000 novelists and writers. (Photo by Onur Usta/Anadolu Agency/Getty Images)

PARIS, FRANCE - MARCH 17: Visitors inspect fair booths during 36th Paris International Book Fair (Salon du livre) at Paris expo Porte de Versailles in Paris, France on March 17, 2016. Approximately 1200 publishing houses from 40 different countries attend the fair with the participation of approximately 3000 novelists and writers. (Photo by Onur Usta/Anadolu Agency/Getty Images)