<human>:  Why did the author call his book ‘The Work of Art’?
<bot>: The author was a philosopher called Walter Benjamin. In his essay, "The Work of Art in the Age of Mechanical Reproduction," he argued that art should be treated as a work of art, rather than a product of industry. The reason why he called it The Work of Art was because he thought that art should be considered as a work of art, rather than a product of industry.