Cornelius has written many plays, including
Slut (2008, Platform Youth Theatre),
The Call (2009,
Griffin Theatre Company),
Good,
Do Not Go Gentle… (2010,
fortyfivedownstairs),
Boy Overboard (2004,
Australian Theatre for Young People),
Love (2005,
Malthouse Theatre),
Lilly and May and ''Hog's Hairs and Leeches
and co-authored The Audition'' (2019, 2024, Outer Urban Projects). Her first novel,
My Sister Jill, was published in 2003 by
St. Martin's Press. Cornelius also co-wrote the screenplay of the 2009 film
Blessed, based on ''Who's Afraid of the Working Class'', with co-writers
Andrew Bovell,
Melissa Reeves and
Christos Tsiolkas. It won the Best Screenplay at the 2009
San Sebastian International Film Festival and an
AWGIE Award for Feature Film Adaptation in 2009. ==Awards==