#17 — December 2025 bestsellers and 2025 in review

In episode 17 of NielsenIQ BookData's The Bestsellers podcast, Belle and Philip count down the top 20 bestselling books in the UK in the month of December (05.40), reveal their "Beyond the Bestsellers" picks (15:57), and review 2025 in "Under the Spotlight" (26:44). Tune in to find out what book topped the charts on Christmas Day, who was 2025's bestselling writer, which genres hit all-time sales highs last year, and what books Belle and Philip received from Santa this Christmas.

Books featured in this episode that can be purchased at all good booksellers include:

— Richard Osman's The Impossible Fortune
— Joe Wicks' Protein in 15
— Dan Brown's The Secret of Secrets
— Jamie Oliver's Eat Yourself Healthy
— Philip Roth's Portnoy's Complaint

For more information about who we are and what we do, visit NielsenIQ BookData Home - NIQ. Follow Nielsen Book on X (@bookdata), Linkedin (@nielsen-book) and Instagram (@nielsenbook). Get in touch with Philip and Belle at thebestsellerspodcast@nielseniq.com.

Episode hosted by Philip Stone and Belle Edelman, and produced and edited by Chris White. Theme music by Nela Ruiz.

Thanks for listening!

Chapters

• 5:40 Top 20
• 15:57 Beyond the Bestsellers
• 26:44 Under the Spotlight