| Comment | Yes, this is a fascinating piece of research. David Nutt, one of the researchers involved in the making of that image, is a very prominent voice in the UK landscape of drug research and policy reform. Just yesterday [he published an article challenging medical professionals in the UK to embrace medical cannabis](https://twitter.com/ProfDavidNutt/status/1123839760819281921?ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Etweet). |
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