Jean-Marie  Exbrayat Author of Evaluating Organization Development

Jean-Marie Exbrayat

Professor, Head of Laboratory
Catholic University of Lyon (UCLy) and Ecole Pratique des Hautes Etudes (EPHE)

Jean-Marie Exbrayat is professor at Catholic University of Lyon (UCLy, France) where he manages the Laboratory of General Biology. he is also professor at the Ecole Pratique des Hautes Etudes (EPHE, Paris), where he manages the Laboratory of Comparative Reproduction and Development.


Dr Exbrayat earned his M.S. and Ph.D. in 1974 and 1977, respectively, from Montpellier University (France). He earned a D.Sci. in 1986 from Paris 6 University. He became professor at Lyon Catholic University (UCLy)  in 1987, and also Professor at Ecole Pratique des Hautes Etudes (EPHE) in 1991. He was the head of a School of Histology for 25 years, and dean of the Faculty of Sciences (1997 until 2005). To-day, he teaches several aspects of animal biology, histology, and also history and philosophy of sciences. He is deputy head of research of UCLy. He is a member of several scientific societies, and published numerous papers and 13 books.


    D. Sci. Paris VI Univ., 1986.
    Ph. D. Montpellier University (U.S.T.L.), 1977.
    M. Sci. and Tech. of water, Montpellier University (U.S.T.L.), 1974.

Areas of Research / Professional Expertise

    1. Sciences: morphological aspects and regulation of plasticity of animal organs and organisms:
    - Variations of genital tracts and endocrine organs during reproductive cycles, related to natural (climates, seasons) and artificial (pollutants, endocrine disrupters) external and internal (endocrine, genetics) factors,
    - Several aspects of embryonic development in vertebrates,
    2. History and philosophy of sciences: especially evolutionary biology with questions requested by relations between science and society and science and religions.

Personal Interests

    - Evolutionary biology
    - History and philosophy of sciences
    - Literature, music (especially organ)


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