'This is a book of `Own Voices'* stories — stories about marginalised peoples told by people from those marginalised groups. The genesis of this collection was conversations across 2015 and 2016 where the two of us shared our frustration at the massive under-representation of diverse Australian voices in children's and young adult (YA) literature and the lack of a formal movement in Australia to focus attention on, and tackle, systemic bias — or what we like to call problems with the filter. ' (Introduction)