Avis Kalfsbeek is the author of One More Year, Plastic Plankton, Bike Rock, Copper Cobra, Planeteering, and Mono Mutante, Books 1 through 6 of the Pedro the Water Dog Saves the Planet series, a collection of heartfelt environmental climate adventures. She is currently working on book 7 Bullet Poof, coming soon, continuing her signature blend of activism, satire, and best friend fiction.

Avis's other works include Peace Stuff Enough, a nonfiction companion to One More Year; the 10-minute performance play The Hilltop Pact; and ZERO, an every-person's field guide to a weaponless world.

With a love of nature and storytelling, Avis wades into the messy, hopeful intersections of peace, justice, friendship, and ecological rebellion. She can usually be found with her own water dog, Teo Panadero Pescadero, swimming, hiking, or biking wherever their paws and pedals take them.

Avis has an immense love of nature and storytelling that wades into the messy, hopeful intersections of food justice, friendship, and ecological rebellion. She can usually be found with her own water dog, Teo Panadero Pescadero, swimming, hiking, or biking wherever their paws and pedals take them—especially along farmland backroads and winding river trails.