Soldier, Teacher Gregory Kessler, an English language arts teacher at Horace Mann Middle School in Franklin, Mass., helps a student organize an argumentative essay about Harper Lee’s novel “To Kill a Mockingbird,” Jan. 12, 2018. Massachusetts Army National Guard photo by Spc. Samuel D. Keenan SHARE IMAGE: Download Image: Full Size (0.2 MB) Tags: Massachusetts Army National Guard, Face of Defense, Soldiers, Army, education Photo By: Spc. Samuel D. Keenan VIRIN: 180112-Z-KA180-002.JPG Photo Gallery