Allan Kardec

Hippolyte Leon Denizard Rivail was born in Lyon on 3 October 1804 and trained in Switzerland under methods developed by the educational reformer Johann Heinrich Pestalozzi, going on to a substantial career in Paris as a schoolmaster and writer of textbooks on grammar, arithmetic and moral education. He was in his fifties, already a respected figure in French education, when he was introduced in the early 1850s to the table turning and spirit rapping phenomena then fashionable across Paris salons.

Unlike most of his contemporaries, Rivail treated the phenomena as a subject for systematic investigation, questioning mediums methodically and recording their answers as if compiling data. Believing, by his account, that he was being told by communicating spirits that he had lived a previous life as a Druid named Allan Kardec, he adopted that name for his subsequent work, publishing under it from 1857 onward and building around it an entirely new religious and philosophical movement distinct from the looser spiritualism practiced in Britain and the United States. His earlier career as a pedagogical writer had already made him a public figure of some standing in France, publishing textbooks under his birth name on subjects ranging from arithmetic to comparative grammar, so his later turn to Spiritism carried with it an existing reputation for methodical, careful work rather than arriving as the reinvention of an unknown man.

Kardec's Le Livre des Esprits (The Spirits' Book), published in 1857, set out Spiritism's core teaching: that spirits of the dead survive and progress across successive reincarnations, communicating through mediums to guide the living toward moral improvement. He followed it with Le Livre des Mediums (The Book on Mediums, 1861), a practical manual for mediumistic practice, and founded the Revue Spirite in 1858, a journal that gave the movement its ongoing platform.

Kardec died in Paris on 31 March 1869, but the doctrine he codified took root far more deeply abroad than in France, above all in Brazil, where Kardecist Spiritism grew into one of the country's most significant religious movements, blending with local devotional practice in forms scholarship on the subject, including work on the closely related Cuban Mesa Blanca tradition, has documented extensively. The atlas's Spiritism content, including prayers and rituals attributed to the tradition he founded, follows from the framework he set out in 1857. Kardecist Spiritism differs from Anglo-American spiritualism in treating reincarnation as central rather than incidental, and in presenting itself as a codified moral and philosophical system with its own institutions, journals and charitable works rather than as a loose set of mediumistic practices, a structural difference scholars trace directly to Kardec's own background as an educator building a coherent curriculum rather than recording isolated phenomena.