This was a four year study involving 2500 participants. You may feel the evidence is insufficient to make the policy changes they did as a result, but if you fe

This was a four year study involving 2500 participants. You may feel the evidence is insufficient to make the policy changes they did as a result, but if you feel this is fluff dressed up as science it might be nice to understand what you found problematic about this study's methods for it to not qualify as adding to the body of scientific evidence we have on this topic.