title: Letter from the Editor-in-Chief.
authors.affiliation: Department of Systems Neuroscience, Institute for Systems Neuroscience, University Medical Center Hamburg-Eppendorf, Germany a.may@uke.uni-hamburg.de.
authors.forename: Arne
authors.initials: A
authors.lastname: May
mesh_terms: D035081:Editorial Policies; D006261:Headache; D006801:Humans; D008881:Migraine Disorders; D010506:Periodicals as Topic / Q000639:trends*