Ty Blackthorn (The Shadowhunter Chronicles)

Tiberius "Ty" Blackthorn is a character in the Shadowhunter Chronicles series of young adult fantasy novels by Cassandra Clare.

Character creation
The character is partly based on author Cassandra Clare's stepbrother, who is also autistic. She also read books and blogs about autism, and spoke to autistic people and parents and siblings thereof.

Autism
Ty was confirmed to be autistic by the author on Twitter and Tumblr.