Alexis Tsoukiàs (Greece, 1959) is a CNRS research director at LAMSADE, PSL University, Université Paris Dauphine. He holds (1989) a PhD in Computer Science and Systems Engineering from the Technical University of Torino (Italy) where he also graduated engineering studies. His research interests include subjects such as: multiple criteria decision analysis, non conventional preference modelling, policy analytics, applied non classical logics, ordinal mathematical programming, artificial intelligence and decision theory. He is the co-author of two books and more than 90 journal articles and book contributions. He has been  vice-president of ROADEF (the French OR society) as well as President of EURO (the European association of OR societies). In 2007 he was coordinator of the European COST Action IC0602, Algorithmic Decision Theory, funded within the FP7. He served the Research Administration in several positions, including the National Committee of the CNRS, the Scientific Council of INERIS and the Sientific Board of the National Institute of Computer Science of the CNRS. He was Director of the LAMSADE until 2018 and is national coordinator of the Policy Analytics Research Network (GDR 3270, www.gdr3720,fr). Besides teaching to several post-graduate classes in Paris and world-wide, he is coordinator of the Peace Studies Master at Université Paris Dauphine. He occasionally practices decision support, mainly in the area of public policy. He has been invited to more than 30 Universities world-wide. He is member of several editorial boards, besides editing special issues of journals and conference volumes. He has been involved in the Programme and Organisation Committees of several conferences in Decision Analysis, Operational Research and Artificial Intelligence.