Alan Jacobson is the award-winning, USA Today bestselling author of fourteen thrillers, including the FBI profiler Karen Vail series and the OPSIG Team Black novels. His books have been translated internationally and several have been optioned by Hollywood. Jacobson has spent over twenty-five years working with the FBI's Behavioral Analysis Unit, the DEA, the US Marshals Service, SWAT, the NYPD, Scotland Yard, local law enforcement, and the US military. This research and the breadth of his contacts help bring depth and realism to his characters and stories. For video interviews and a free personal safety eBook co-authored by Alan Jacobson and FBI Profiler Mark Safarik, please visit www.AlanJacobson.com. You can also connect with Jacobson on Instagram (alan.jacobson), Twitter (@JacobsonAlan), Facebook (AlanJacobsonFans), and Goodreads (alan-jacobson).