John,
You wrote, "John is right in his posing the question: how to tell when a
paradigm no longer serves."
I'll offer this possibility: when a better paradigm becomes available.
Dale
--Dale Emery <72704.1550@CompuServe.COM>
Learning-org -- An Internet Dialog on Learning Organizations For info: <rkarash@karash.com> -or- <http://world.std.com/~lo/>