On September 9, 2015, Her Majesty Queen Elizabeth II officially became the longest reigning British monarch—longer than 40 other kings and queens. She is the most respected figure in British public life, acclaimed by world leaders and admired worldwide for her dedication to duty. Twelve U.S. Presidents have served during her reign. Much has changed in the U.K. during her nearly 64-year sovereignty, with moral decline and social changes gathering pace. In a recent U.K. moral leadership poll, the Queen came first before even religious leaders. What lessons can we learn from the Queen’s extraordinarily successful reign?