Sophie Briggs and the Crystal Contraption

Martha Carr is a bestselling author and journalist living in Austin, Texas, with her two rescue dogs and an oversized garden. She is coauthor, with Michael Anderle, of many books, including the Leira Chronicles, Case Files of an Urban Witch series, and Academy of Necessary Magic series. Visit her online at marthacarr.com.

Michael Anderle is the internationally bestselling author of more than forty urban fantasy and science fiction novels, including the Kutherian Gambit, Opus X, Federal Histories, and Exceptional S. Beaufont series. He is also coauthor of many more under his company, LMBPN Publishing, which has sold over 3 million books.

Em Eldridge's audiobook career really began when her little sister was born and she started reading to her. Em has narrated over 100 titles and has earned an Earphones Award from AudioFile magazine and a Voice Arts Award. She loves playing the piano and singing along when no one's listening.