Pinterest now counts 11.7 million unique users, and one BEA panel helped writers learn how to use the site for book promotion.

At a BEA, KMS Public Relations president Kathleen Schmidt moderated a “Pin it on Pinterest: Driving Traffic to Your Brand” panel. The experts included Wall Street Journal pop culture reporter Katherine Rosman, Book Riot executive editor Bethanne Patrick and Book Riot community manager Rebecca Schinsky.

During the presentation, Rosman recalled how she met the founders of Pinterest when they were working out of a small Palo Alto apartment last August. Since those humble beginnings, this photo-sharing site has risen the ranks and become the third most popular social media platform in America.

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