Are Leaders Insane? What Is The Psychology Of A Manager Or Politician?

Are a “sizable percentage” of leaders insane as according to Obama? Is narcissism and psychopathy rampant in these jobs?

Is That Trump’s Real Personality? How Can He Be Like That? How Would He Act If He Became President? The Making And Marketing Of Donald Trump

Is Trump acting to give the public what they want? Or is his real personality that outrageous? Is it marketing or mistakes? And what if he became the President?