[Once upon a time, I owed to some anonymous pussycat my impressions on Post-Normal Science. Only now do I see that I had already written it. Here it is.]
Ok, I had to defend Foucault, now I have to defend Ravetz. Ok, here we go. Here is Jeremy Ravetz explaining his basic motivation:
The basic motivation for our design of post-normal science was to help maintain the health and integrity of science under the new conditions in which it now operates.
Here is Jeremy Ravetz pinpointing the main cause of misunderstanding: