Narcissist can be good leaders?
Michael Maccoby sees the productive narcissistic leaders - Lincoln, Reagan, FDR and Obama - as inspirational. They can also be destructive.
View his talk to google personnel on youtube.
Moccoby's book: Narcissistic Leaders: Who Succeeds and Who Fails.
Introduction to the book here
Excerpt, chapter "Recognizing Personality Types" here
Narcissists want to be leaders it has been found in studies. here