Some members of the PD-MitoQUANT team were hosted by Dr Olga Corti and the team at the Institut du Cerveau - Paris Brain Institute (ICM) on the 26th - 27th of January 2022, with others joining remotely for a hybrid plenary meeting. Also joining the meeting were our Scientific and Ethics Advisory Board members, Prof. David Nicholls, Prof. Dr Thomas Gasser and Prof. Siobhán O'Sullivan, and our public patient initiative (PPI) representatives from Parkinson's UK, Paula Scurfield and Richard Campbell. [...]