Duane BlackDuane Black was the executive vice president and chief operating officer of SunCor Developments, where he oversaw 150 employees and more than 150,000 acres of housing developments. He coauthored The Hands-off Manager: How to Mentor People ad Allow Them to Be Successful with Steve Chandler, a book offering advice on how to coach and mentor employees more effectively for all managers. Black currently runs his own consulting firm in Phoenix, Arizona. Read More Read Less