Recommended reading (in no particular order) for anyone who wants a better understanding...
War and the Soul,by Edward Tick, PhD
Back from the Front: Combat Trauma, Love and the Family, by Aphrodite Matsakis, PhD
Moving a Nation to Care: Post-Traumatic Stress Disorder and America's Returning Troops by Ilona Meagher
Achilles in Vietnam: Combat Trauma and the Undoing of Character, by Jonathan Shay, MD, PhD
Odysseus in America: Combat Trauma and the Trials of Homecoming, by Jonathan Shay, MD, PhD
A Vietnam Trilogy: Veterans and Post Traumatic Stress, 1968, 1989, 2000, by Raymond M. Scurfield
War Trauma: Lessons Unlearned from Vietnam to Iraq, by Raymond M Scurfield
Recovering from the War: A Guide for All Veterans, Family Members, Friends, and Therapists, by Patience Mason
When You Ride Alone, You Ride with Bin Laden; What the Government Should be Telling Us to Help Fight the War on Terrorism by Bill Maher
Operation Homecoming: Iraq, Afghanistan, and the Home Front in the Words of US Troops and Their Families, Edited by Andrew Carroll
Courage After Fire by Keith Armstrong, Suzanne Best, Paula Domenici
FLASHBACK: Posttraumatic Stress Disorder, Suicide, and the Lessons of War, by Penny Coleman
The Blog of War by Matthew Burden
Down Range: To Iraq and Back by Bridget Canctrell and Chuck Dean
The Long Road Home: A Story of War and Family by Martha Raddatz
Separated by Duty, United in Love: A Guide to Long-Distance Relationships for Military Couples by Shellie Vandevoorde
I Can't Get Over It: A Handbook for Trauma Survivors by Aphrodite Matsakis
Waking the Tiger: Healing Trauma, by Peter Levine
On Call In Hell: A Doctor's Iraq War Story by CDR Richard Jadick
My Men Are My Heroes by Sgt Major Brad Kasal
Jarhead, by Anthony Swofford
Back from the Brink: A Family Guide to Overcoming Traumatic Stress, by Don R. Catherall, PhD
The Body Remembers by Babette Rothschild
Combat Stress Reaction: The Enduring Toll of War, by Zahava Solomon