K. M. Cannon
As K.M. Cannon, Kristan writes science fiction and post-apocalyptic fiction with a western edge including tales of survival at the end of civilization to discovering new worlds at the edge of the universe.
Eve Morrison
As Eve, she writes cozy mysteries and crime fiction in the same vein as "Murder She Wrote" (which she didn't write but had quite a bit to do with her taking up the writing craft...) and other similar mystery series and books.