Mary Robinette Kowal is the 2008 recipient of the John W. Campbell Award for Best New Writer, a multiple Hugo winner, and a frequent finalist for the Nebula and Locus Awards.

A professional puppeteer and voice actor, she spent five years touring nationally with puppet theatres. She lives in Chicago with her husband Rob and nine manual typewriters.

Annalee Newitz is an American journalist, editor and author of both fiction and non-fiction. She is the recipient of a Knight Science Journalism Fellowship from MIT, and has written for Popular Science, Wired and the San Francisco Bay Guardian.

She co-founded the science fiction website io9 and served as editor-in-chief from 2008-2015, and subsequently edited Gizmodo. As of 2016, she is tech culture editor at the technology site Ars Technica.

Marie Brennan is a former anthropologist and folklorist who shamelessly pillages her academic fields for material. She recently misapplied her professors' hard work to Turning Darkness Into Light, a sequel to the Hugo Award-nominated Victorian adventure series The Memoirs of Lady Trent.

She is the author of the Doppelganger duology of Warrior and Witch, the urban fantasies Lies and Prophecy and Chains and Memory, the Onyx Court historical fantasy series, the Varekai novellas, and nearly sixty short stories, as well as the New Worlds series of worldbuilding guides.

Sarah Pinsker is a singer, songwriter and author. Her short stories have won the Nebula, Sturgeon and Philip K. Dick Awards. Currently finishing her second novel and fourth album, she lives with her wife in Baltimore.