title: The Invention and Early History of the N-Localizer for Stereotactic Neurosurgery.
abstract: Nearly four decades after the invention of the N-localizer, its origin and history remain misunderstood. Some are unaware that a third-year medical student invented this technology. The following conspectus accurately chronicles the origin of the N-localizer, presents recently discovered evidence that documents its history, and corrects misconceptions related to its origin and early history.
authors.affiliation: Principal Engineer, A9.com.
authors.forename: Russell A
authors.initials: RA
authors.lastname: Brown
authors.affiliation: Radiology (Emeritus), University of Washington.
authors.forename: James A
authors.initials: JA
authors.lastname: Nelson
keywords: brain imaging; computed tomography; image guidance; image-guided; magnetic resonance imaging; medical imaging; n-localizer; positron emission tomography (pet); stereotactic neurosurgery; stereotactic radiosurgery