Award-winning actress Elizabeth Olsen and esteemed musician Robbie Arnett have created a fresh approach to wellness in a new series that shows children ways to manage anxiety. A perfect back-to-school read!

Meet Hattie Harmony, Worry Detective.

She’s always there to help her friends when they need her. And the first day of school can cause a lot of jitters—from speaking in front of the class to taking the bus. Hattie always finds the perfect tools to calm her friends’ bodies and minds. But when her own fears start to bubble up, can Hattie learn to overcome them herself?

Critically acclaimed actress Elizabeth Olsen and esteemed musician and writer Robbie Arnett have created an irresistible new character filled with warmth and humor to introduce the youngest readers to the importance of self-care.

Elizabeth Olsen is an award-winning actress known for her role
as Wanda Maximoff in WandaVision and the Marvel Cinematic Universe. Just like Hattie Harmony, she uses tools like mindful meditation and yoga whenever she’s feeling a little anxious. She lives in California.

Robbie Arnett is a writer and musician who loves to go for a hike when he’s overwhelmed. Thisis his debut picture book with his wife, Elizabeth Olsen. He lives in California, where he bangs on his drums when he feels anxious.

Marissa Valdez worked as a preschool teacher before writing and
illustrating children’s books. When she needs to feel more present, she sketches in her notebook. She lives in Houston, Texas, with an impressive collection of gnomes.