Bat

Bixby "Bat" Alexander Tam is the titular character in the A Boy Called Bat series of middle grade books by Elana K. Arnold.

Character creation
Author Elena K. Arnold read both fiction and non-fiction books by autistic people to research autism. Walden Pond Press, the publisher, hired a sensitivity editor for all 3 books in the series.

Autism
Bat's autism is labelled in the first book (A Boy Called Bat), although it is made clear on the flap cover. It was explicitly stated in the second book (Bat and the Waiting Game).

Book list
Bat appears in all 3 books of the A Boy Called Bat series:
 * A Boy Called Bat (2017)
 * Bat and the Waiting Game (2018)
 * Bat and the End of Everything (2019)