Testing, and Testers
The 'two circle' diagram I used in the lightening talk is a testing classic. My interpretation of it is my own. I'll attach the associated article here shortly - for now, go see indexed.
In the open-space session, we made a bunch of flipcharts. They are in this flickr set: http://www.flickr.com/photos/workroomprds/sets/72157611392025548/
Here's the first, with the subjects up for discussion. It's a clickable link. Use the set above for the rest.

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