David Hayes Agnew University of Pennsylvania. Later, he was requested to assist the Professor of Surgery in the Conduct of the surgical clinics. In the year 1865, he gave summer instruction courses. For the next seven years, he worked for the University as Demonstrator of Anatomy. A large portion of his success was due to his wife's energy, intelligence, and determination. She gave him an impetus to try harder and not be satisfied with his first try. On July 2, 1881, President James A. Garfield was shot by Charles J. Guiteau. He held the position of chief consulting surgeon. When a committee came
Edward Charles Spitzka Hospital. He was a professor of nervous and mental diseases and of medical jurisprudence at the New York Post-Graduate Medical College from 1882 to 1887. In 1890, Spitzka served as President of the American Neurological Society. In 1883/1884, he served as President of the New York Neurological Society. Spitzka was the attending physician at the execution of William Kemmler in New York's Auburn Prison on August 6, 1890, the first execution using the new electric chair. In 1881, Spitzka was an expert witness at the trial of Charles J. Guiteau, who was accused of the assassination of United States President