For the last two years, my friend the artist Sher Rill Ng and I have been giving readings and illustration workshops at the Robinson’s Bookshop in the Glen. Last Christmas, this bookshop stocked the most copies of our latest children’s book, Millie Mak the Maker. “These are just going to fly off the shelves,” one bookseller said warmly, pointing to the mountainous stack she wanted us to sign. Glen Waverley is a highly-educated, affluent and diverse suburb; 63% of its residents speak a language other than English at home. Our books sell well. And from a superficial glance at our...