When was the developer of the actantial model died?
Algirdas Julien Greimas Algirdas Julien Greimas (] ; born "Algirdas Julius Greimas"; 9 March 1917 – 27 February 1992), was a French-Lithuanian literary scientist, known among other things for the Greimas Square ("le carré sémiotique"). He is, along with Roland Barthes, considered the most prominent of the French semioticians. With his training in structural linguistics, he added to the theory of signification and laid the foundations for the Parisian school of semiotics. Among Greimas's major contributions to semiotics are the concepts of isotopy, the actantial model, the narrative program, and the semiotics of the natural world. He also researched Lithuanian mythology and Proto-Indo-European religion, and was influential in semiotic literary criticism.
James Vaupel James W. Vaupel (born May 2, 1945), is an American scientist in the fields of aging research, biodemography, and formal demography. He has been instrumental in developing and advancing the idea of the plasticity of longevity, and pioneered research on the heterogeneity of mortality risks and on the deceleration of death rates at the highest ages.