“The spell cast by Harry Potter on readers, now 20 years in its grip, seems unlikely to lift anytime soon,” said the website.
Of her immense wealth, it added: “That figure would be higher had she not donated an estimated $150 million to charity over the years. Yet still it climbs.”
As well as the Potter and Potter-related books and movies, Rowling has also sold plenty of other novels.
She has published three books in the Cormoran Strike series as Robert Galbraith, the first – The Cuckoo’s Calling – hitting shelves in 2013 before anyone knew she had actually written it.
A year earlier, she had released The Casual Vacancy under her own name
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