Chapters include research updates, personal memories, and comments on current applications

Editors and authors are the leading authorities on the theory and applications of Petri nets

Interesting for researchers and historians in theoretical computer science

Part I: Perspectives on Petri's Work.- Discovering Petri Nets: A Personal Journey.- Observations of a Lateral Entrant.- Nets, Cats and Pigs: Carl Adam Petri and His Slides.- Invention or Discovery?.- Petri's Understanding of Nets.- On the Two Worlds of Carl Adam Petri's Nets.- Petri Nets: The Next 50 Years-An Invitation and Interpretative Translation.- Petri Nets Are (Not Only) Distributed Automata.- Petri Nets: A Simple Language and Tool for Modeling Complex Ideas.- Part II: Personal Recollections.-Carl Adam Petri: A Tribute from Aarhus.- Some Interactions with Carl Adam Petri over Three Decades.- Petri Nets and Petri's Nets: A Personal Perspective.- Coffee and Cigarettes.- Early Interactions with Carl Adam Petri.-A Personal Journey in Petri Net Research.- Part III: Technical Themes.- Carl Adam Petri's Synchronic Distance.- How Carl Adam Petri Deeply Influenced My Understanding of Invariance and Parallelism.- Toward Distributed Computability Theory.- Petri Inheritance:The Foundation of Nondeterministic, Concurrent Systems.- Coordinating Behaviour.- Inductive Counting and the Reachability Problem for Petri Nets.- Part IV: Connecting to Other Areas.- On Petri Nets in Performance and Reliability Evaluation of Discrete Event Dynamic Systems.- Modelling Time Using Petri Nets.- All True Concurrency Models Start with Petri Nets: A Personal Tribute to Carl Adam Petri.- Petri Nets for BioModel Engineering: A Personal Perspective.- Petri Nets in Systems Biology: Transition Invariants, Maximal Common Transition Sets, Transition Clusters, Mauritius Maps,and MonaLisa.- From Nets to Circuits and from Circuits to Nets.- Living Lattices.- The Road from Concurrency to Quantum Logics.