Amber Valletta is prone to sighing and delivering an emotional "ooh," when faced with images from her early days of modeling. Like her cover for the February 1993 issue of Vogue, her "very first" for the magazine. The Barbie-fication of pop culture pushes back on the unattainable exclusivity that has historically overshadowed the doll's legacy. By embracing its over-the-top essence and doubling...