People feel more creative after using cannabis – they aren’t

“Write drunk, edit sober,” goes the famous saying that is often – probably apocryphally – attributed to Ernest Hemingway. It is debatable whether that is sound advice with any substance, but when that notion is applied to cannabis use, it is almost certainly a bad idea.

Research into the connection between cannabis and creativity has found no evidence that the drug boosts ingenuity. But it does make people who use it feel good, which in turn makes them perceive their ideas – and others’ –…