Sophie Kinsella, the author of "Confessions of a Shopaholic" and a series of millions-selling sequels, has died, her family said on social media .

Kinsella, whose real name was Madeleine Wickham, had been diagnosed with glioblastoma, an aggressive form of brain cancer, in late 2022. She announced the diagnosis in April 2024. She said at the time that she delayed the announcement to let her children adjust to their new normal. Kinsella also said that she underwent surgery, chemotherapy and radiotherapy to treat the disease.

"We are heartbroken to announce the passing this morning of our beloved Sophie (aka Maddy, aka Mummy). She died peacefully, with her final days filled with her true loves: family and music and warmth and Christmas and joy," Kinsella's family wrote on Instagram. "

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