In what industry are both white collar and blue collar managers and leaders trained for each level of promotion? In the military. In the military services, NCO’s and officers receive training for each level of promotion. For decades, the U.S. military has required attendance and graduation from schools designed to train leaders at every rank.

There is a song about a Scottish soldier who perished during WW I in the trenches. It goes like this (with English translation):

Lay me down in the cold, cold ground

Where before many more have gone

Thoughts of home take away my fear

Sweat and blood hide my veil of tears

Once a year