| Friedrich Stephan | |
| Birth Date: | 27 May 1941 |
| Fields: | Circadian physiology |
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Dr. Friedrich Karl Stephan (born 27 May 1941) is an American academic who is a circadian physiologist. He is the Curt P. Richter Distinguished Professor of Psychology & Neuroscience at Florida State University. His research focuses on localization and function of biological clocks in vertebrates, light and food as entraining signals for circadian rhythms, obesity,[1] sleep, and reproduction.[2] He is credited as the discoverer of the suprachiasmatic nucleus ("body clock").[3]
. Foster, Russell G. . Russell Foster . Kreitzman, Leon . Rhythms of Life: The Biological Clocks that Control the Daily Lives of Every Living Thing . 2005 . Yale University Press . 978-0-300-10969-6 . 88 .