Erik Ch. Wolters is a Visiting Professor for the Department of Neurology of the University of Zurich. He is a founding member of the International Association of Parkinsonism and Related Disorders (IAPRD), and was awarded their prestigious Lifetime Achievement award in 2019. Christian R. Baumann is a Senior Leading Physician at the University Hospital Zurich and heads the Parkinson and Sleep Unit within the Department of Neurology. He is Associated Professor at the University of Zurich and leads the Flagship Project SleepLoop of the University of Zurich and ETH Zurich.