http://www.youtube.com/watch?v=DaUHerqe5XM
Guderian was a good man, he worked very hard to ensure his country would win. Very respectable, even though he served a crap leader.
He is the grandfather of modern armoured warefare. He was the first to really put the combined arms, fast, maneuver warefare we see today into practice.
Whats a good book on Rommel?