It is well-known that officers in the army are more difficult to hypnotize than noncommissioned men.
"A Practical Guide to Self-Hypnosis"
Melvin Powers
The real backbone and stiffening of the German army and navy is the noncommissioned officers recruited from the rank and file.
"The Secrets of the German War Office"
Dr. Armgaard Karl Graves
The Navy, which had restricted Negroes to menial positions, gradually began to accept them in almost all noncommissioned positions.
"The Black Experience in America The Immigrant Heritage of America"
Norman Coombs