Colonel Joel "JB" Vowell received his commission as an Infantry officer from the University of Alabama in 1991. During his career, he has been stationed in Europe, the Pacific, and many posts across the United States.

He has been on three combat tours in Afghanistan and one in Iraq, including both surge campaigns. He recently commanded the 3rd Brigade Combat Team ("Rakkasans") of the 101st Airborne Division at Fort Campbell, Kentucky. COL Vowell was a War College Fellow at Stanford University and was the Army Chief of Staff's Senior Fellow to the Brookings Institution.

His last assignment was as Executive Officer to the Secretary of the Army.

He is married with two children.