Ira Remsen
Ira Remsen was a chemist who, along with Constantin Fahlberg, discovered the artificial sweetener saccharin. He was the second president of Johns Hopkins University.
Ira Remsen was born in New York City and earned an M.D. from the College of Physicians and Surgeons in 1867. Remsen subsequently studied chemistry in Germany, studying under chemist Wilhelm Rudolph Fittig, receiving a Ph.D. from University of Gttingen in 1870. In 1872, after researching pure chemistry at University of Tbingen, Remsen returned to the United States and became a professor at Williams College, where he wrote the popular text Theoretical Chemistry. Remsens book and reputation brought him to the attention of Daniel Coit Gilman, who invited him to become one of the original faculty of Johns Hopkins University. Remsen accepted and founded the department of chemistry there, overseeing his own laboratory. In 1879 Remsen founded the American Chemical Journal, which he edited foryears.
Source: Wikipedia