Interview with a Cluster Headaches survivor. Psilocybin use and the founder of OPIS

Ainslie Course - a Cluster Headaches survivor who describes her own experience using psilocybin to treat her condition, and Jonathan Leighton, founder of OPIS - an advocacy group.

In this interview, since Ainslie discusses her own experience with what's currently illegal in the UK, and this is made clear in the interview as we go on to discuss legislation