In today’s vlog, Dr Katherine Wood talks to Edoardo Ostinelli, Senior Researcher, Precision Psychiatry Lab (OxPPL) based at the University of Oxford, about precision medicine in psychiatry. In particular, Edoardo discusses the PETRUSHKA study developed by the OxPPL team, a Randomised Controlled Trial aiming to personalise pharmacological treatment for adults with major depressive disorder in the NHS.