A distinguished medical scientist, born at Woodside, Aberdeen; graduated in arts there; studied at Heidelberg, and coming to Edinburgh graduated in medicine with high distinction in 1868; in 1872 became professor of Forensic Medicine at King's College, London, and afterwards physician to the National Hospital for the Paralysed and Epileptic; his most notable work has been done in connection with the brain, and his many experiments on the brains of living animals have resulted in much valuable information, embodied in his various writings; is editor and co-founder of the periodical Brain; born 1843.