Earlier quoted context omitted.
This is the wartime/peacetime leader conundrum. The tactics she used worked well because the situation was dire. They probably wouldn't have worked well in a company with a good culture. Winston Churchill is the most famous example of this. He was a great leader during wartime but terrible during peacetime.
This book A First-Rate Madness by Nassir Ghaemi [0] is about that. He looks at various historical leaders and how one half of them make good wartime leaders, but bad peacetime leaders, and the other half -- the opposite. Some of his case studies are, as far as I can remember (couldn't find a summary online): generals in US civil war (Lee and the scortched-earth-guy), Chamberlaine, Churchill, Hitler, JFK, Lincoln, Nap…
William Tecumseh Sherman, of "Sherman's march to the sea"