A Tour of Franz Baader's Contributions to Knowledge Representation and Automated Deduction -- Hierarchic Superposition Revisited -- Theory Combination: Beyond Equality Sharing -- Initial Steps Towards a Family of Regular-Like Plan Description Logics -- Reasoning with Justifiable Exceptions in EL_\bot Contextualized Knowledge Repositories -- Strong Explanations for Nonmonotonic Reasoning -- A KLM Perspective on Defeasible Reasoning for Description Logics -- Temporal Logic Programs with Temporal Description Logic Axioms -- The What-To-Ask Problem for Ontology-Based Peers -- From Model Completeness to Verification of Data Aware Processes -- Situation Calculus meets Description Logics -- Provenance Analysis: A Perspective for Description Logics? -- Extending EL^++ with Linear Constraints on the Probability of Axioms -- Effective query answering with Ontologies and DBoxes -- Checking the Data Complexity of Ontology-Mediated Queries: a Case Study with Non-Uniform CSPs and Polyanna -- Perceptual Context in Cognitive Hierarchies -- Do Humans Reason with E-Matchers? -- Pseudo-contractions as gentle repairs -- FunDL: A Family of Feature-Based Description Logics, with Applications in Querying Structured Data Sources -- Some Thoughts on Forward Induction in Multi-Agent-Path Finding Under Destination Uncertainty -- Temporally Attributed Description Logics -- Explaining Axiom Pinpointing -- Asymmetric Unification and Disunification -- Building and Combining Matching Algorithms -- Presburger Concept Cardinality Constraints in Very Expressive Description Logics -- A Note on Unification, Subsumption and Unification Type -- 15 Years of Consequence-Based Reasoning -- Maximum Entropy Calculations for the Probabilistic Description Logic ALC^ME -- Automating Automated Reasoning: The Case of Two Generic Automated Reasoning Tools -- On Bounded-Memory Stream Data Processing with Description Logics.