==Biografia==Unico figlio degli ebrei Leone Greco e Elena Kaula, a due anni resta orfano del padre; fu adottato dal medico Emanuele Assagioli, secondo marito della madre, del quale assumerà il cognome. ###>He was born under the name Roberto Marco Grego, however, his biological father died when Assagioli was two years old, and his mother remarried Alessandro Emanuele Assagioli soon afterward.