John Heaton (left), Neuropsychiatry Branch manager of the Aeromedical Consultation Service, and Lt. Col. Kevin Heacock, ACS Neuropsychiatry Branch chief, oversee a demonstration of a psychological test on Master Sgt.Walter Croft, the branches NCO in charge and mental health technician. The test is one of several that are administered to waiver candidates to evaluate cognitive functioning. (The test is not revealed here in order to not compromise its effectiveness in the future). (U.S. Air Force photo/John Harrington)
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