Captain Dan Willis is the author of Bulletproof Spirit. The First Responder’s Essential Resource for Protecting and Healing Mind and Heart. Written by a former police captain, homicide detective, wellness unit coordinator, and SWAT commander.

This book opens the door to a kind of strength that’s often overlooked the strength it takes to stay human in the face of trauma, stress, and repeated exposure to suffering. Dan currently instructs first responder agencies nationwide on trauma recovery, resilience, and wellness