My 20 year old son is skydiving today. Hasn't called yet; should I worry?

Volunteerism hits primetime: This is a good thing.
http://ping.fm/jVo7A

Aren't we really missing some conversations in the U.S.?http://ping.fm/RmMhS

A new blog post inspired by an experiment in the healthcare field: apologizing for mistakes!
http://ping.fm/tP4m2