Nalini Singh is the New York Times bestselling author of the Psy-Changeling (Shield of Winter, Heart of Obsidian, Wild Invitation) and Guild Hunter (Archangel's Legion, Archangel's Blade, Archangel's Kiss) novels.

Ilona Andrews is the pseudonym for a husband-and-wife writing team. Together, they are the coauthors of the #1 New York Times bestselling Kate Daniels urban-fantasy series, including Magic Rises, Magic Slays, and Magic Bleeds and the romantic urban-fantasy novels of the Edge, including Steel's Edge, Fate's Edge, and Bayou Moon. They currently reside in Texas with their two children and numerous pets. 

Lisa Shearin is the national bestselling author of The SPI Files (The Grendel Affair) and the Raine Benares novels (All Spell Breaks Loose, Con & Conjure, Bewitched & Betrayed).

Milla Vane also writes steampunk romances as bestselling author Meljean Brook. She lives in Oregon.