Without a doubt, HIMSS12 is underway. Tuesday offered a packed schedule, with more education sessions and a keynote from Twitter’s co-founder Biz Stone. Check out our slideshow of Tuesday's sights at HIMSS12.


In true Vegas style, Tuesday’s Opening Keynote began with rousing live performances, including a violinist and modern dancers.

Click on the images to enlarge. [See also: HIMSS12 in photos: Monday; Tuesday Part II]

Biz Stone, co-founder of Twitter, takes the stage to deliver his Opening Keynote address.

[See also:

Opening Keynote with Biz Stone

Yes, HIMSS12 really is that big. Biz Stone, co-founder of Twitter, captivates the audience during his Opening Keynote address in the spacious Palazzo Ballroom.