The article illustrates the life of E.M. Evgen’ev-Tish, the well-known Physician, Forensic Medical Expert, Scientist, Head of the Department of Forensic Medicine (1954—1956) of the Kazan State Medical University. He is the author of the well-known monograph «Determination of the Postmortem Interval in Forensic Medical Practice» published in 1963, which embraced all possible study methods on that subject.