Lesson on lessons
Tammie Smeltzer, professional continuing education manager, teaches a lesson on the different levels of learning to students enrolled in the Instructor Certification Program, July 20, 2016, at the I.G. Brown Training and Education Center in Louisville, Tenn. (U.S. Air National Guard photo by Master Sgt. Mike R. Smith)

Download Image: Full Size (5.47 MB)
Photo by:  |  VIRIN: 160720-Z-SM234-005.jpg