In the 19th century Kaiserswerth was famous by its deaconess clinic. Florence Nightingale visited in 1850 and learned from Pastor Theodor Fliedner and the deaconesses working there for the sick and the deprived. Nightingale published "The Institution of Kaiserswerth on the Rhine, for the Practical Training of Deaconesses, etc." in 1851 - her first publication.