Tucson Festival of Books

Katherine Applegate (she/her/hers)


Katherine Applegate is the Newbery Medal–winning and New York Times bestselling author of beloved books for young readers, including “The One and Only” series, the “Endling” trilogy, “Crenshaw,” “Wishtree,” the “Roscoe Riley Rules” chapter books, and the “Animorphs” series. Her newest book is "The Littlest Elephant," a picture book based on her novel, "The One and Only Ruby." Known for her heartfelt storytelling and imaginative worlds, she lives with her family in Nevada.

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Awards: Newbery Medal


Books:
The Littlest Elephant
A One and Only Ruby Story
Children
HarperCollins Publishers
March 2026
ISBN 9780063357785
32 pages

The One and Only Ruby
Teen
HarperCollins Publishers
May 2025
ISBN 9780063080096
240 pages