Ключевые слова: 40s, army discipline, army drill, army instructor, army training, authoritative demeanor, commanding presence, discipline, drill command, drill demonstration, drill performance, drill training, instructor command, instructor presence, instructor role, leadership, leadership in training, leadership training, male drill instructor, military authority, military discipline, military drill, military exercise, military instruction, military professionalism, military regimen, military training, military uniform, outdoor environment, recruits, training environment, training exercise, training field, training instructor, training leadership,