It certainly does work. It worked remarkably well. It changed the whole public perception of war in 1917-1918. If you can find it, read "How We Advertised Ameri

It certainly does work. It worked remarkably well. It changed the whole public perception of war in 1917-1918. If you can find it, read "How We Advertised America" by George Creel. Bernays was involved in that.