Every since serving a hitch in the military, I have been nagged by the question that's been hanging around leadership since time immemorial: How can some leaders persuade people to believe in them and follow them and other leaders can't? But it wasn't the military that provided me with a framework to answer that question. It was Albert Einstein and his quest for the unified field theory of the universe.

Einstein is well known for his special and general theories of relativity, two of the crowning intellectual achievements of the 20th century. But what he is not so well known for is a magnificent quest that he carried on for some 30 years