A groundswell of academic opinion suggests that psychedelic substances like LSD and psilocybin could be utilised to serve a raft of therapeutic benefits. We speak to some of the people who are at the coalface of psychedelic-assisted psychotherapy in Australia—and hear their views on how mind-expanding drugs could be the next frontier in mental health treatment. Please note that since this video was made, a medical trial using psilocybin for palliative care patients will be introduced in Melbourn