Grimshaw has also contributed to the following anthologies: Myth of the 21st Century (Reed 2006); The Best New Zealand Fiction Volumes Two, Three, Four and Five (Vintage); The New Zealand Book of the Beach Volumes One and Two (David Ling); Some Other Country (VUP); Second Violins (Vintage, 2008).
Grimshaw's novel "The Night Book" (2010) contains characters from her popular collections Opportunity and Singularity, and follows the lives of a group of Aucklanders, one of whom is a National Party Prime Minister.