August 11, 2013 – Rick Harrell participated in a seminar at the Marine Corps base in Quantico, VA. Lieutenant Colonel Clyde Croswell led the seminar on cognition and communication as a part of a Master’s Degree program at Marine Corps War College, and Rick sang as a part of the presentation. The participants, who were all very supportive of the mission of Heroes’ Voices, were from all branches of the military plus the CIA, DEA and Department of State.