University mathematician, defender of parapsychology, author of articles on the paranormal.

Quote: For him, and despite all the possible scientific explanations, “we sometimes see the existence of a phenomenon that science is not able to explain”.

With Philippe Marlin (real name, Philippe Miecret) was interested in the “mystery” of Rennes-le-Château and was an opponent of André Douzet.

Author: from Introduction à la parapsychologie scientifique (1988, Revised & Enlarged, 1994) to Lieux hantés, rencontre de la science et du paranormal (2023).