is CIO of Ministry Health Care and Affinity Health System, which has 14-plus hospitals and 400 physicians across northern Wisconsin. He blogs at , where he shares "what I have learned through my mistakes and other crazy things in the life of a healthcare CIO." One recent observation via Twitter: "I find it funny when a business claims to offer 'enterprise' services, yet requires payment via PayPal."

is CIO for Argonne National Lab. He has a serious background in supercomputing and grid computing, having been that started the National Center for Supercomputing Applications. Among his recent Tweets: "pondering what IT infrastructure/service would a CIO look back on in 2 years and wish s/he had outsourced. (beyond the obvious)."

is CIO for Graves County Schools in Mayfield, Ky. He blogs at , where he shares tips on Web 2.0 and social media tools. He's on a mission to make sure schools don't keep their heads in the sand when it comes to such technology.

is CIO for Popeyes Chicken & Biscuits in Atlanta. He seems to get to quite a few CIO summits and tech events on such topics as cloud computing to keep up on things. He's the proud recipient of the 2008 .

is CIO for the University of Wisconsin-Milwaukee. He Tweeted recently that he sees a silver lining in the tough economy: "Talked with CIOs today in other parts of country. This economic crisis looks like it may bring about needed focus. I see positives."