Section 7, Killing in Vietnam: What Have We Done to Our Soldiers? : Chapter 1, Desensitization and Conditioning in Vietnam: Overcoming the Resistance to Killing Summary and Analysis

There was a major transformation in the percentage of soldiers firing their weapons due to the desensitization and conditioning training methods used by the military. The author defines desensitization activities as such things as whipping one another into a frenzy by shouting "Kill, kill, kill" together from conditioning behaviors such as wielding real weapons or engaging in realistic combat scenarios. Methods have enabled far more people to be able to function as needed and desired in combat circumstances.