Міжвідомчий Науково-методичний збірник
"Криміналістика і судова експертиза"
ISSN: 2786-7072 (Online); ISSN: 2786-7080 (Print)
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DOI: https://doi.org/10.33994/kndise.2023.68.73

Yu. Foris, V. Vynohradova

Mykhailo Ya. Sehai was born on March 31, 1923. He fought in World War II against fascist aggression and was awarded orders and many medals.
After demobilization, he worked for many years at the Kyiv Scientific Research Institute of Forensic Expertise of the Ministry of Justice of Ukraine, including 20 years as Deputy Director for Research. He went from junior researcher to acting director of the institute. He practised as a forensic expert and conducted scientific research.
After retiring, he worked at the Kyiv Regional Center of the National Academy of Legal Sciences of Ukraine. He died at the age of 90 on May 01, 2013.
He defended his thesis for the degree of candidate of legal sciences on the use of forensic identification in certain types of forensic examinations. Mykhailo Sehai defends his dissertation for the degree of Doctor of Laws already on the methodology of judicial identification, substantiating it from the standpoint of philosophy. In the next large-scale work, Mykhailo Sehai addresses issues not only of forensic identification but also diagnostic and situational expert tasks. Subsequently, Mykhailo Sehai takes part in the creation of the world’s first law on forensic examination, which combines the rights and obligations of a forensic expert in various types of legal proceedings. Thus, the foundation is laid for the creation of the profession of a forensic expert. Mykhailo Sehai develops the foundations of forensic expertology as a science of forensic activities, including the legal and organizational foundations of this activity, and also generalizes the methodology as part of forensic expertology to three interdisciplinary exercises.
The article mentions the teacher of Mykhailo Sehai and the continuation of his work.
At the end of the article, it is concluded that Doctor of Law, Professor, and Academician of the National Academy of Legal Sciences of Ukraine Mykhailo Sehai has been following the path of generalizing previous experience throughout his scientific life, from considering a separate issue to systematizing it and systematizing the views from which this issue is being studied. Thus, briefly, this path can be characterized as follows: from the particular to the general. Mykhailo Sehai has made an invaluable contribution to the development of forensic science and forensic science.

Key words: Mykhailo Ya. Sehai, forensic expertology, forensic identification, reflection traces, forensic science, forensic expertise