A relatively unexplored area of family business research is the role that an active, independent board of directors can play in perpetuating the family business from one generation to the next.  David Thayne Liebell reports at Trusts & Estates that a  recently published book, Building A Successful Family Business Board, seeks to close that research gap. In fact, according to the book’s authors, an active, independent board can serve as an objective steward, overseeing the creation and execution of a leadership succession plan that works for both the business and the family. Even in the healthiest of families, the leadership succession…