Johann Andreas Scherer
Johann Baptist Andreas Ritter von Scherer was an Austrian chemist and botanist.
Scherer was born in Prague. He studied chemistry at the universities of Prague and Vienna, receiving his doctorate in 1782. As a student his instructors included botanists Joseph Gottfried Mikan and Nikolaus Joseph von Jacquin. In 1797 he became a professor of chemistry at the Theresianum in Vienna, followed by a professorship at the Polytechnic Institute in Prague. From 1807 to 1834 he was a professor of specialized natural history at the University of Vienna.
In 1811 he was elevated to the status of "Ritter". From 1832 he was an editor of the Österreichischen medizinischen Jahrbücher. He died in Vienna.