Thriller heavyweight James Patterson returns to the top of the iBooks Bestseller list with his latest, The Black Book, co-written with David Ellis. Liane Moriarty's Big Little Lies stays strong at #2, and Nora Roberts's The Villa finds its way to #3. At #4 is Stephen King's It, which is being adapted for a second time and will hit theaters in September.

iBooks US Bestseller List - Paid Books
Rank, Book Title by Author Name, ISBN, Publisher

1. The Black Book by David Ellis & James Patterson - 9780316464147 - (Little, Brown and Company)
2. Big Little Lies by Liane Moriarty - 9780698138636 - (Penguin Publishing Group)
3. The Villa by Nora Roberts - 9781101146347 - (Penguin Publishing Group)
4. It by Stephen King - 9781501141232 - (Scribner)
5. The Widow by Fiona Barton - 9781101990469 - (Penguin Publishing Group)
6. Dirty Filthy Rich Men by Laurelin Paige - 9781942835165 - (Paige Press, LLC)
7. The Girl Before by J.P. Delaney - 9780425285053 - (Random House Publishing Group)
8. Mississippi Blood by Greg Iles - 9780062311191 - (William Morrow)
9. The Shack by William P. Young - 9780964729292 - (Windblown Media)
10. The Melody Lingers On by Mary Higgins Clark - 9781476749136 - (Simon & Schuster)
11. Thirteen Reasons Why by Jay Asher - 9781101539927 - (Penguin Young Readers Group)
12. The Zookeeper's Wife: A War Story by Diane Ackerman - 9780393069358 - (W. W. Norton & Company)
13. Say I'm Yours by Corinne Michaels - 9781942834212 - (BAAE Inc.)
14. Old School by Bill O'Reilly & Bruce Feirstein - 9781250135803 - (Henry Holt and Co.)
15. Hillbilly Elegy by J. D. Vance - 9780062300560 - (Harper)
16. A Gentleman in Moscow by Amor Towles - 9780399564048 - (Penguin Publishing Group)
17. Vicious Circle by C. J. Box - 9780698410077 - (Penguin Publishing Group)
18. Behind Closed Doors by B. A. Paris - 9781250121011 - (St. Martin's Press)
19. Forget Me Not by Fern Michaels - 9781420133158 - (Kensington)
20. Everything, Everything by Nicola Yoon - 9780553496666 - (Random House Children's Books)