Mike Guardia is an internationally recognized author and military historian. A veteran of the US Army, he served six years on active duty as an armor officer. He is the author of the widely acclaimed Hal Moore: A Soldier Once . . . And Always, the first-ever biography chronicling the life of Lieutenant General Harold G. Moore, whose battlefield leadership was popularized by the film We Were Soldiers, starring Mel Gibson. Guardia has been nominated twice for the Army Historical Foundation's Distinguished Writing Award and is an active member in the Military Writers Society of America.
 
As a speaker, Guardia hosts the lecture series “Hal Moore: Lessons in Leadership,” which is available for presentation at schools, businesses, and civic organizations worldwide. He has given presentations at the US Special Operations Command and the International Spy Museum. His work has been reviewed in the Washington Times, Armchair General, ARMY magazine, defenceWeb, and Miniature Wargames UK.
 
Guardia holds a bachelor of arts and master of arts in American history from the University of Houston. He currently lives in Texas.