title: Editorial overview.
authors.forename: Steve
authors.initials: S
authors.lastname: Petersen
authors.forename: Wolf
authors.initials: W
authors.lastname: Singer
mesh_terms: D000818:Animals; D001921:Brain / Q000166:cytology* / Q000502:physiology*; D006801:Humans; D009415:Nerve Net / Q000502:physiology; D009474:Neurons / Q000502:physiology*