|Spartan's daily stand-up starts with t'ai-chi|
I was floored the first time I attended. It's introduction may have been the tipping point between team formation and performing.
See Also:It's Not Just Standing Up Patterns for Daily Standup Meetings - Jason Yip
Neil Killick's advice on Stand-ups: Stand Up and Shut Up
the 24 forms of Tai Chi (youTube video)