Many people have referred to Angelo Gaja, current owner of Gaja Vineyards, as the King of Piedmont. His eldest daughter, Gaia, is most definitely worthy of the hyperbolized title of Princess. She carries on the family name and tradition with pride and passion, while holding "court" with the perfectly blended air of confidence and grace. During a recent visit to town, she spoke to OnMilwaukee.com wine expert Nathaniel Bauer.