New York Times Best-selling writer and Harvey award nominated editor of highly acclaimed comics and graphic novels. Titles include: True Blood: All Together Now with HBO and show creator Alan Ball (writer), Anne Rice’s Servant of the Bones (writer), The Sandman: Endless Nights by Neil Gaiman (Assisant editor) and more. Also edited the New York Times bestselling graphic adaption of The Last Unicorn by Peter S. Beagle, Doorways with George R.R. Martin, and Angel, Spike, and Illyria: Haunted (writer/editor) for the Joss Whedon/Fox license. Wrote 3 series of Emily & The Strangers for Dark Horse Comics. 

Additionally a contributor and editor of one of the top-funded Kickstarter comics projects, the anthology Womanthology: Heroic, featuring over 100 women artists and writers of all ages and experience. The follow up collection. Womanthology: Space! was recently nominated for a Harvey Award for Best Anthology. Also edited the Eisner nominated and award winning series Fables and Lucifer. 

Mariah loves cephalopods, monster girls, stories and being a mominator.