Mica Mosbacher was barely hanging on. A single mother of a son, she worked in retail while she established a career as an award-winning writer. Feeling unlucky in romance after two failed marriages, she gave up on her dreams. In her early 40s, she met the love of her life, oilman mogul and 28th US Secretary of Commerce, Robert Mosbacher Sr. A modern day commoner who went on to meet and entertain heads of states and Royals, Mica turned out to be a...