Cannabis and psychosis: a referendum red herring

The connection between cannabis use and psychosis is far more murky than asserted by yesterday’s article on The Spinoff, writes Suresh Muthukumaraswamy, an expert in how psychoactive drugs modify brain and behaviour. Yesterday, separate articles appeared on The Spinoff and on Newsroom (written by a colleague of mine) that raised concerns about potential links between … Read more

Cannabis is linked to a greater risk of schizophrenia. Why isn’t that part of the legalisation debate?

We’ve heard a lot about the social benefits a law change would bring, but precious little on the mental health risks it could also pose, writes Sophie Vreeburg. Read a response to this column by psychopharmacologist Suresh Muthukumaraswamy here. Editor’s note: An earlier version of this article made the claim that cannabis can cause schizophrenia. … Read more

From darkness to darkness: the search for the biological basis of mental illness

Psychiatry always thinks it’s on the verge of understanding and curing mental illness, but its real history is a story of torturers and frauds, a new book shows. Danyl Mclauchlan reviews Mind Fixers by Anne Harrington. If you visit your GP and tell them you have the symptoms of a mental illness – maybe your … Read more