If Labour is really progressive, it will pledge to decriminalise drugs | Michael Segalov

Years of DIY-testing the dubious stashes of festival-goers have convinced me that urgent reform is needed to keep people safe

While discussion of drugs and drug policy often revolve around facts, figures and complex science, perhaps it's worth reflecting on what I have witnessed at British music festivals over the past four years.

Summer after summer, I arrive in fields across the UK on a mission to shine a light on how we take drugs. One year, I traipsed across campsites with DIY testing kits - helping revellers understand how pure their stashes were, and what they were cut with.