Which author's brand has generated the highest posthumous earnings, with their literary estate valued at over $1.5 billion as of 2023?

Throughout literary history, certain authors have transcended mere storytelling to become powerful brands in their own right. Their names carry immense cultural weight, influencing publishing trends, merchandising, and even tourism. This poll examines how author brand value has translated into commercial success across different mediums and markets. Test your knowledge about the economic impact of literary figures whose names have become valuable intellectual property.

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J.R.R. Tolkien
J.K. Rowling (while still living, her brand value exceeds this threshold)
Dr. Seuss (Theodor Seuss Geisel)
Agatha Christie