Davide Pareyson is a Clinical Neurologist working at the Fondazione IRCCS Istituto Neurologico C.Besta (INCB) of Milan, Italy, where he is currently Head of the Rare Neurodegenerative and Neurometabolic Diseases Unit; he is also Chief of the Functional Department of Neurodegenerative and Rare Neurological Diseases. His main interest is clinical research on neurological rare diseases. He performed clinical trials, natural history studies, development and assessment of outcome measures, phenotype-genotype correlation studies on hereditary neuropathies (particularly Charcot-Marie-Tooth disease – CMT - and related neuropathies, but also amyloid neuropathy) and other neurogenetic disorders including spinal and bulbar muscle atrophy, hereditary spastic paraplegias, hereditary ataxias, genetic leukodystrophies. He is member of National and International Neurological and Peripheral Nerve scientific societies. He is or has been Chair (CMTR, ASNP) or Board Member (ENS, PNS, CMTR) of National and International Societies and Committees and Coordinator of National Registries (CMT, SBMA).