The Ideal Theory for WSTS.- Rare events for Statistical Model Checking.- On the Complexity of Resource-Bounded Logics.- Plain, Bounded, Reversible, Persistent, and k-marked Petri Nets have Marked Graph Reachability Graphs.- Reachability Predicates for Graph Assertions.- Occam's Razor Applied to the Petri Net Coverability Problem.- Safety Property-driven Stubborn Sets.- Characterizing Word Problems of Groups.- Distributed Synthesis of State-Dependent Switching Control.- Compositional Analysis of Boolean Networks Using Local Fixed-point Iterations.- Decidable Models of Integer-manipulating Programs with Recursive Parallelism.- Robot Games with States in Dimension One.- Insertion-deletion Systems over Relational Words.