Once again, it seems the study's authors refused to release the algorithm(s) they used to process the data. Reverse-engineering was required.
The dangers of idealogues in this field (e.g. the Mann "hockey stick") are eloquently discussed by Orson Scott Card.
Regards. Al
"Violence is the last refuge of the incompetent." -- Isaac Asimov "Never let your sense of morals prevent you from doing what is right." -- Isaac Asimov
Neither a despot, nor a doormat, be
Every app wants to be a database app when it grows up