Invited Lectures -- Hypertree Decompositions: Structure, Algorithms, and Applications -- Combinatorial Search on Graphs Motivated by Bioinformatics Applications: A Brief Survey -- Regular Papers -- Domination Search on Graphs with Low Dominating-Target-Number -- Fully Dynamic Algorithm for Recognition and Modular Decomposition of Permutation Graphs -- Approximating Rank-Width and Clique-Width Quickly -- Computing the Tutte Polynomial on Graphs of Bounded Clique-Width -- Minimizing NLC-Width is NP-Complete -- Channel Assignment and Improper Choosability of Graphs -- Computing Treewidth and Minimum Fill-In for Permutation Graphs in Linear Time -- Roman Domination over Some Graph Classes -- Algorithms for Comparability of Matrices in Partial Orders Imposed by Graph Homomorphisms -- Network Discovery and Verification -- Complete Graph Drawings Up to Triangle Mutations -- Collective Tree 1-Spanners for Interval Graphs -- On Stable Cutsets in Claw-Free Graphs and Planar Graphs -- Induced Subgraphs of Bounded Degree and Bounded Treewidth -- Optimal Broadcast Domination of Arbitrary Graphs in Polynomial Time -- Ultimate Generalizations of LexBFS and LEX M -- Adding an Edge in a Cograph -- The Computational Complexity of Delay Management -- Acyclic Choosability of Graphs with Small Maximum Degree -- Generating Colored Trees -- Optimal Hypergraph Tree-Realization -- Fixed-Parameter Algorithms for Protein Similarity Search Under mRNA Structure Constraints -- On the Fixed-Parameter Enumerability of Cluster Editing -- Locally Consistent Constraint Satisfaction Problems with Binary Constraints -- On Randomized Broadcasting in Star Graphs -- Finding Disjoint Paths on Directed Acyclic Graphs -- Approximation Algorithms for the Bi-criteria Weighted max-cut Problem -- Approximation Algorithms for the Weighted Independent Set Problem -- Approximation Algorithms for Unit Disk Graphs -- Computation of Chromatic Polynomials Using Triangulations and Clique Trees -- Computing Branchwidth Via Efficient Triangulations and Blocks -- Algorithms Based on the Treewidth of Sparse Graphs -- Extending the Tractability Border for Closest Leaf Powers -- Bounding the Misclassification Error in Spectral Partitioning in the Planted Partition Model -- Algebraic Operations on PQ Trees and Modular Decomposition Trees -- Linear-Time Counting Algorithms for Independent Sets in Chordal Graphs -- Faster Dynamic Algorithms for Chordal Graphs, and an Application to Phylogeny -- Recognizing HHDS-Free Graphs.