What are the qualities that make a leader? One personality trait that seems to be absolutely necessary is the personality of an addict–someone who is a compulsive risk-taker, always seeking the new.

In the July 24th edition of the New York Times, David J. Linden asks the question, "How can this be? We typically see addicts as weak-willed losers, and chief executives and entrepreneurs are people with discipline and fortitude."
read more