Johann Ludwig Hannemann

Who was Johann Ludwig Hannemann?

Johann Ludwig Hannemann was a professor of medicine who famously opposed the idea of the circulation of the blood. He studied the chemistry of phosphorus, gold, and hematite; wrote articles on metallurgy, botany, theology, and various medical topics. He was an adherent of the views of the ancients and pre-Renaissance alchemists. He trained his medical students according to the schools of Galen, Hippocrates, and Aristotle.

He first studied theology before studying medicine.

In 1675, he became a Full Professor at the University of Kiel.

He was the doctoral advisor of Georg Gottlob Richter. In 1680, he became a member of Leopoldina.