title: The elusive concept of brain network. Comment on "Understanding brain networks and brain organization" by Luiz Pessoa.
authors.affiliation: Brain Imaging & Modeling Section, National Institute on Deafness & Other Communication Disorders, National Institutes of Health, Bethesda, MD, USA. Electronic address: horwitzb@mail.nih.gov.
authors.forename: Barry
authors.initials: B
authors.lastname: Horwitz
mesh_terms: D000465:Algorithms; D000818:Animals; D001921:Brain / Q000033:anatomy & histology* / Q000502:physiology*; D006801:Humans; D009415:Nerve Net / Q000033:anatomy & histology* / Q000502:physiology*
keywords: Brain networks; Functional connectivity; Neural modeling; fMRI