Constantine D. Papaspyrides is a Professor Emeritus at NTUA. He has been a Full Professor of Polymer Science and Technology and LPT Director from 1994 to 2019. He has also been President and Vice-President of the School and a Visiting Professor / Consultant at

• Massachusetts Institute of Technology (MIT),
• Eidgenössische Technische Hochschule Zuerich (ETH),
• E.I. du Pont de Nemours & Company, Inc. / Invista, Inc.,
• CIBA Lampertheim GmbH/BASF GmbH,
• Royal DSM N.V.,
• International Flavors & Fragrances, Inc.

Since 2011 he has been a Member of the Recycling Plastic Working Group (WRG) at the European Commission, European Food Safety Authority (EFSA). His 340 Scopus Publications include 20 international patents with industry, a book on “Solid State Polymerization” (John Wiley & Sons, 2009), and also on “Polymer Green Flame Retardants” (Elsevier, 2014).