At IBM it quickly became apparent that once the policies were taught, some of the older works would have trouble using the social media tools.

The company developed a two-way mentoring program, where younger employees would show the senior leadership team how to use social media; and in return they would be mentored on business.

600,000 employees and contractors collaborating on 20,000 individual blogs; 105,000 bloggers; 74,000 user communities; 203,000 activities; 50,000 wikis; 31,000 experts in the expertise locator service.

Facebook: 198,000 current employeesLinkedIn: 281,000 current employeesTwitter: 20,000 current employeesBlogs: thousands of individual IBM employees blog externally.