Simon was born in Buenos Aires in 1924, and graduated from its university in 1947, becoming a Senior Demonstrator. He went to London in 1949 to do a Ph D in the Theoretical Physics Department of King's College London. He then went to Oxford as a postdoctoral in the Mathematical Institute(1953–1958). After Peron fell he returned to Buenos Aires to revive the University but returned after a year to Oxford when he became University Lecturer with Professorial status. In 1964 he became Fellow of Brasenose College in the University of Oxford and Tutor in Mathematical Physics. He retired in 1991, becoming Emeritus Fellow. He published five books in mathematics, three in Philosophy and history of science, a collection of some 230 poems ‘Not for Poets’ (eBook, Amazon), an autobiography and some 80 mathematical papers. In the last ten years he has worked on subjects in the history of art related to symmetry and has published extensively on Las Meninas (Velazquez) and the Annunciation. He has a book, ‘Einstein’s Quantum Error’ in search of a publisher.