"I just think this is an important part of our arsenal, going forward. Our business leaders are getting it. If I thought this was just something the kids do, I suspect my CEO would think differently of me--it's very possible--as someone who is not forward thinking, innovative, thinking about how to break down barriers across the company."

Harmon.ie's Top 25 Most Social CIOs:

1. SAP, Oliver Bussmann

2. Google, Benjamin Fried

3. Pemex, Abraham Galan

4. Royal Bank of Scotland, Ian Alderton

5. Microsoft, Anthony Scott

6. Supervalu, Wayne Shurts

7. Kimberly-Clark, Ramon Baez

8. Jacobs Engineering Group, Cora Carmody

9. Tesco, Mike McNamara

10. Omnicom Group, Kenneth Corriveau

11. Office Depot, Michael Kirschner

12. Flextronics, David Smoley

13. Xerox, Carol Zierhoffer

14. Manpower, Denis Edwards

15. Computer Sciences, David McCue

16. Cisco Systems, Rebecca Jacoby

17. DISH Network, Mike McClaskey

18. Costco Wholesale, Paul Moulton

19. Dell, Robin Johnson

20. Constellation Energy, Michelle McKenna

21. International Business Machines, Jeanette Horan

22. Home Depot, Matthew Carey

23. Avon Products, Donagh Herlihy

24. BP, Dana Deasy

25. Benjamin Williams, Devon Energy

Follow David F. Carr on Twitter @davidfcarr. The BrainYard is @thebyard and facebook.com/thebyard

The Enterprise 2.0 Conference brings together industry thought leaders to explore the latest innovations in enterprise social software, analytics, and big data tools and technologies. Learn how your business can harness these tools to improve internal business processes and create operational efficiencies. It happens in Boston, June 18-21. Register today!