AJ Vanderhorst

AJ Vanderhorst writes adventure stories for kids who crave danger, humor, and friendships worth fighting for.

In fifth grade, I built a traffic-stopping fort in a giant oak tree and slept there for a week. Now I live in tornado country with my wife, our kids, and a ridiculous number of pets—including a turtle with a taste for human toes.

The Casey Grimes series has sold over 250,000 copies. Readers say it's the kind of story that keeps kids up past bedtime (sorry, parents).