Patients Should Inform Clinical Trial Development: Inspire Webinar 1 2020 By Jeff Terkowitz Lesley Gosden, a patient and patient advocate with Parkinson's disease, gave the patient keynote speech opening “Patients As Partners Europe,” held January 27-28.1 She described her experience in the GDNF study, which involved the surgical implantation of a port for infusions of GDNF directly into the brain of Parkinson’s patients, bypassing the blood-brain barrier. Ms. Gosden is one of those who experienced an enormous benefit from the GDNF: prior to her involvement in the trial, she was wheelchair bound. Afterwards, she could walk again. [...]