Author: Nigel Nicholson. Leaders fail through lack of insight—into themselves and into the worlds they inhabit. Leaders covered in the book include: George Bush, Tony Blair, George S Patton, Warren Buffet, Steve Jobs, Josef Stalin, Hannibal, Elizabeth I, Nelson Mandela, Edith Cowan, Abraham Lincoln, Mohandas Gandhi, Henry Ford, Ernest Shackleton, Barack Obama, Robert Maxwell, JFK, Pope John XXIII, Margaret Thatcher, and Samuel Pepys.