FISHER, Theodore Willis, physician, born in Westboro, Massachusetts, 29 May 1837. He was graduated in medicine at Harvard in 1861, was in that year resident physician of the City institutions in Boston harbor, a surgeon in the volunteer army in 1862'3, and from 1863 to 1870 assistant superintendent of the Boston lunatic hospital. He then established himself in practice in Boston, making a specialty of mental diseases, and became examining physician for the board of directors for public institutions, and a frequent expert in the courts in cases of insanity. In 1881 he became superintendent of the Boston lunatic hospital. Since 1884 he has been clinical instructor hi mental diseases in Harvard, He prepared a report to the state board of health on the '" Ventilation of Steam Cars" in 1875, contributed "Reports on Progress in Mental Diseases" to the Boston "Medical and Surgical Journal" annually from 1873 to 1877, besides an article on "Aphasia, or the Physiology of Speech," and other papers published in journals devoted to his specialty. He also published a popular treatise called "Plain Talks about Insanity" (1872).