John Argyris (nonfiction)

Johann Hadji Argyris FRS (Greek: Ιωάννης Χατζι Αργύρης; 19 August 1913 – 2 April 2004) was a Greek pioneer of computer applications in science and engineering,[2] among the creators of the finite element method (FEM), and lately Professor at the University of Stuttgart and Director of the Institute for Statics and Dynamics of Aerospace Structures.