Joey Pigza is a fictional character from the children's book series written by Jack Gantos. He is a young boy who struggles with attention-deficit hyperactivity disorder (ADHD), which affects his behavior and ability to focus in school. Joey's experiences highlight the challenges faced by children with similar conditions, as well as the impact on their relationships with family and friends. Throughout the series, Joey navigates various situations that test his resilience and determination. His journey often involves seeking understanding and support from those around him, including his mother and teachers. The stories emphasize themes of acceptance, personal growth, and the importance of finding one's place in the world.