Born in Cairo in 1931, Gérald Messadié is a French science journalist, historian, essayist and novelist. Gérald Messadié died in Paris on July 5, 2018. Former editor-in-chief of the scientific magazine "Science et Vie", for 25 years, Gérald Messadié is also a prolific writer; he has published around a hundred scholarly works whose centers of interest are multiple. He is the author of historical novels, biographies, essays on the history of religions and a few works of science fiction, which give pride of place to esotericism. A man of great culture, passionate about history, ethnology and theology, he has published numerous essays on beliefs, cultures and religions, biographies ("Moïse", 1998). To the novelist, we owe in particular "The Marie-Madeleine Affair" (2002) and the historical frescoes "Jeanne de l'Estoille" (2003), "Storms on the Nile" (2004), "Saint-Germain, the man who did not want to die" (2005), "Marie-Antoinette, the crushed rose" (2006), "Joséphine, Napoleon's obsession" (2011). Author, among others, of "The Man Who Became God" (4 volumes, 1988-1995) – an investigation which met with worldwide success – and of "Contradictions and Improbabilities in the Bible" (2013), he did it again with "Jesus, says Barabbas" (2014), in view of a translation error that went unnoticed for sixteen centuries. At the same time, he published a vast historical study, "Autopsy of the atrocious 20th century" (2014), the indictment of a century crossed by two devastating wars which killed nearly a tenth of the inhabitants of the planet.