I’m just back from the SNAG conference in Houston, still cleaning up loose ends. The conference was one of the best I have attended in recent years: lots of good speakers and at least two excellent exhibitions. Normally I go to SNAG with low expectations, since my interest in provocative discourse is still not widely shared by the membership. So it’s nice to have my expectations blown away. Caroline Broadhead was the keynote speaker. Her delivery was quiet and understated, an