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The growth in LinkedIn's extensive membership base is undeniably helping fuel its role in the social selling process. Since its official launch in 2003, LinkedIn has expanded to more than 200 million members globally. Seventy-four million of those members are in the United States, while nearly 64 percent of its total member base is from other countries. The expansion rate doesn't show any signs of slowing down. According to usage statistics from LinkedIn, approximately two members join every second—that's nearly 173,000 new member profiles created each day.1