Roberto Bruni is an associate professor in the Dept. of Computer Science of the University of Pisa. His research interests include concurrency, operational semantics, Petri nets, Java programming, business process modelling, software composition, and fog computing, and he teaches related courses to computer science and business informatics graduate and undergraduate students. He has served the community with committee membership of conferences such as FACS, Coordination, CONCUR and WRLA. He was previously an international fellow of the SRI International Computer Science Laboratory, and a visiting scholar of the University of Illinois at Urbana-Champaign.

Ugo Montanari is an emeritus professor in the Dept. of Computer Science of the University of Pisa. He has published over 400 refereed articles or papers in theoretical computer science and artificial intelligence. His current research interests are the semantics of concurrency, process description languages, constraint programming, graph transformation systems, coordination models, algebraic and categorical models of concurrency, models and languages for open distributed systems, network-aware programming, service-oriented computing, and collective autonomic systems. He has served as a board member for key international scientific journals such as Fundamenta Informaticae, Theoretical Computer Science, Computer Science Review, Artificial Intelligence, the IEEE Transactions on Software Engineering, Logic Programming, Science of Computer Programming, Theory and Practice of Logic Programming, and New Generation Computing, and he has served the community as a chair or committee member, PC or steering, of major related conferences such as CONCUR, WRLA, CP, CALCO, CMCS, ICGT, and TGC. He was Vice-Director of the IMT School for Advanced Studies, Lucca. He is member of the Academia Europaea.

Presents the most important models of computation in their basic form

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