Oss'stera by Ross Hightower and Deb Heim is the third book in the Spirit Song: Rebels Rising epic fantasy series. In book one, Argren Blue, Alar leads Oss’stera against the Vollen Empire, questioning their efforts after repeated failures until a witch’s mission to infiltrate an...

Descartes Demon by Ross Hightower and Deb Heim is an electrifying mystery novel. Nik Atherton is one of the founders and Chief Technical Officer of Cerberus, a cybersecurity corporation. For the past few years, he has been creating an AI Assistant in the image of...