They may not all be human, but their influence will shape the conversation in the new yearThe team at Refinery29With front-row seating at runway shows and growing credibility on the jewelry rows, fashion bloggers have risen to the ranks of celebrities in an era when curated content is so closely linked to consumption. (Italian research firm Altagamma says online luxury sales will grow to 11 billion euros, or $14.8 billion, by 2015, "largely owing to blogs and social media, as one of two customers turns to Facebook or Twitter for advice before buying.") Retail jewelers may want to pay special attention to the advice-givers at Refinery29.com, a fashion, beauty, and shopping site with an uncanny grasp of trends, even before the rest of the world knows about them. While the site—presided over by editor in chief Christene Barberich—offers daily local newsletters comprising deals, trends,