Since parenting so often feels like one long exercise in humiliation, in which you think you know everything until your children arrive to prove you wrong, I guess I shouldn't be surprised to find myself reconsidering my deepest beliefs about girls and their dolls, in the face of a merchandising watershed.
Like many moms of my era, I was one of those who righteously banned Barbie, the doll that launched a thousand women's studies dissertations, on the grounds that we didn't want our daughters' role model to be a giddy shopaholic who said, "Math class is tough!" and had a figure...