. "Wilder Graves Penfield OM CC CMG FRS (January 26, 1891 \u2013 April 5, 1976) was a pioneering neurosurgeon once dubbed \"the greatest living Canadian\". He expanded brain surgery's methods and techniques, including mapping the functions of various regions of the brain such as the cortical homunculus. His scientific contributions on neural stimulation expand across a variety of topics including hallucinations, illusions, and deja vu."@en . . . "1891Z"^^ . "Penfield, Wilder Graves; Penfield, Wilder G."@en . "Wilder Graves Penfield"@en . . "Penfield, Wilder"@en . . "1891-01-26Z"^^ . . . "1976-04-05Z"^^ . . "Canadian neurosurgeon, college football player and coach" . . "1976Z"^^ . . "Wilder Penfield"@en . . .