Characters in The Rosie Result

Don Tillman

Genetics professor whose own undiagnosed neurodivergence shapes how he tries to help his son.

Also in The Rosie Project, The Rosie effect

Rosie Jarman

Don's wife, navigating her own career turbulence after the family's move back to Melbourne.

Also in The Rosie Project, The Rosie effect

Gene

Also in The Rosie effect

Hudson Tillman

Don and Rosie's ten-year-old son, socially awkward and struggling to fit in at his new school.

Gene Barrow

Don's longtime friend, whose relationship with Don is tested over the course of the book.

Also in The Rosie Project, The Rosie effect