In 1972, Prof Vaccari graduated in Industrial Chemistry with honors at ALMA MATER STUDIORUM – University of Bologna, were he was Assistant Professor, Associated Professor, from 2002 Full Professor of Industrial Chemistry and from 2006 to 2018 Head of the Department. Awards: 1993 Italian Federation of Chemical Industries; 1996 Italian Catalysis Group; 2004 Professor HC of the Universitad del Litoral (Arg); 2010 Gold medal “P. Pino” of the Italian Industrial Division; 2011 Chemical Engineering Club; 2018 Silver Plate “G. Fauser” of the of Italian Catalysis Group. He is author of 270 papers, 265 Congress Communications and 20 Patents (16 EU or WO), with H-index = 43 and 10934 citations. Active in the R&D of new catalytic processes of economic and environmental relevance, he has been Task and/or Team Leader of 7 EU Projects, Coordinator of 2 National Projects, and Team Leader of many National and International Projects in collaboration with Research Institutions or Companies. He is member of the Editorial board of Applied Clay Science and was Guest-Editor of 4 Special Issues of Applied Clay Science, 4 of Catalysis Today and of the book “Natural Conversion V”, Studies in Surface Science and Catalysis, Vol. 119.