Completely Reachable Automata -- Words Avoiding Patterns, Enumeration Problems and the Chomsky Hierarchy -- Heapability, interactive particle systems, partial orders: results and open problems -- Self-Verifying Finite Automata and Descriptional Complexity -- On the State Complexity of Partial Derivative Automata for Regular Expressions with Intersection -- Unrestricted State Complexity of Binary Operations on Regular Languages -- On the State Complexity of the Shuffle of Regular Languages -- MSO-definable properties of Muller context-free languages are decidable -- Contextual Array Grammars with Matrix and Regular Control -- Descriptional Complexity of Graph-controlled Insertion-deletion Systems -- Operations on Weakly Recognizing Morphisms -- Descriptional Complexity of Bounded Regular Languages -- The Complexity of Languages Resulting from the Concatenation Operation -- Minimal and Reduced Reversible Automata.