Sean Parnell is a former U.S. Army airborne ranger who served in the legendary 10th Mountain Division for six years, retiring as a captain. He received two Bronze Stars (one for valor) and the Purple Heart. He is a passionate supporter of America's military and is currently serving as an ambassador for the Boot Campaign, a national veteran's charity. He lives with his wife and three children in Pittsburgh, Pennsylvania.
John R. Bruning is the coauthor of the critically acclaimed Outlaw Platoon (with Sean Parnell) and of House to House (with David Bellavia). He wrote dispatches from the field while embedded with an infantry unit in post-Katrina New Orleans, and received the prestigious Thomas Jefferson Award for Journalism from the Department of Defense for an article he wrote while embedded with the 3rd Combat Aviation Brigade’s TF-Brawler in Afghanistan. He lives in Oregon.