Joan Marie Verba earned a bachelor of physics degree from the University of Minnesota and attended the graduate school of astronomy at Indiana University, where she was an associate instructor of astronomy for one year. She has worked as a computer programmer, editor, publisher, health/weight loss coach, social media manager, and web developer. An experienced writer, she is the author of the nonfiction books Voyager: Exploring the Outer Planets and Boldly Writing, as well as the novels Countdown to Action, Action Alert, Deadly Danger, Situation: Critical, Extreme Hazard, Danger Zone, Defying the Ghosts, and Sword of Queens, plus numerous short stories and articles. She is a member of the Science Fiction and Fantasy Writers of America, and the International Association of Media Tie-In Writers.