Stefano LevialdiDr Stefano Levialdi, IEEE Life Fellow, has published 300 papers on image processing, image communication and, in these last years, his research has focused on Human/Computer Interaction (visual languages and usability). He is Full Professor of Computr Science at Sapienza, Rome University since 1981. He won the Chair of Excelence at Carlos III University in Madrid. He has organized, chaired and contributed to over 50 International meetings. He is the Director of LUA (Laboratory of Usability and Accessibility at Sapienza). He is now retired, but works for the Elsevier Journal (JVLC) and reviews national research projects. His email is: stefano.levialdi@gmail.com Read More Read Less