Which major publishing house underwent a controversial complete visual rebranding in 2019, replacing their traditional dolphin logo with a minimalist design that sparked debate among book collectors?

In the publishing world, brand identity is crucial for connecting readers with beloved authors and series. Over the decades, major publishing houses have undergone significant rebranding efforts to modernize their appeal while maintaining their literary heritage. This trivia question explores one of the most notable publishing rebranding campaigns in recent history - one that sparked considerable discussion among book lovers and design critics alike.

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Penguin Random House
HarperCollins
Faber & Faber
Simon & Schuster