About Hans Spemann
Hans Spemann was a German embryologist who was awarded a Nobel Prize in Physiology or Medicine in 1935 for his student Hilde Mangold's discovery of the effect now known as embryonic induction, an influence, exercised by various parts of the embryo, that directs the development of groups of cells into particular tissues and organs, one of the first steps towards cloning. Spemann added his name as an author to Hilde Mangold's dissertation and won a Nobel Prize for her work. Spemann added his name as an author to Hilde Mangold's dissertation (although she objected) and won a Nobel Prize for her work. His degree in zoology, botany, and physics, awarded in 1895, followed study under Theodor Boveri, Julius von Sachs and Wilhelm Röntgen. From 1919 Spemann was Professor of Zoology at the University of Freiburg-im-Breisgau, where he continued his line of enquiry until in 1937 he was relieved of his post to be replaced by one of his first students, Otto Mangold.
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