Which famous novelist collaborated with Moleskine to create a limited edition notebook series featuring maps and notes from their fantasy world, resulting in the fastest-selling special collection in the company's history?

In recent years, major brands have increasingly partnered with renowned authors to create unique marketing campaigns that blend literature with commerce. These partnerships often result in limited edition products, custom literary works, or innovative advertising campaigns that leverage the author's distinct voice and audience. How well do you know these notable author-brand collaborations that have reshaped influencer marketing in the literary world?

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Neil Gaiman with illustrations from 'Neverwhere'
George R.R. Martin with 'A Song of Ice and Fire' cartography
J.K. Rowling with 'Wizarding World' sketches
Philip Pullman with 'His Dark Materials' concept art