Invited Papers -- Nonmonotonic Reasoning in FLORA-2 -- Data Integration and Answer Set Programming -- Halo I: A Controlled Experiment for Large Scale Knowledge Base Development -- ASP Foundations -- Unfounded Sets for Disjunctive Logic Programs with Arbitrary Aggregates -- Loops: Relevant or Redundant? -- Approximating Answer Sets of Unitary Lifschitz-Woo Programs -- On Modular Translations and…