I found myself agreeing out loud with a Harvard Business Review blog by Jack Zenger, who shared an interesting twist on the question: With all that's spent on leadership development, why don't we have better leaders?

Zenger says one reason is we wait too long to develop leadership skills. Drawing from comprehensive data, Zenger found that 42 is the average age at which individuals receive leadership training. Less than 10% under the age of 30 are provided it. Yet, the ...