Semantics, Parametricity, and Types.- A Sound Semantics for OCaml light .- Parametric Polymorphism through Run-Time Sealing or, Theorems for Low, Low Prices!.- Regular Expression Subtyping for XML Query and Update Languages.- Semantics.- A Theory of Hygienic Macros.- A Hybrid Denotational Semantics for Hybrid Systems.- Full Abstraction for Linda.- Practical Programming with Higher-Order Encodings and Dependent Types.- Functional and Logic Programming.- Programming in JoCaml (Tool Demonstration).- Playing with : Constraints and Domain Cooperation.- Typing Safe Deallocation.- Iterative Specialisation of Horn Clauses.- ESOP Invited Talk.- Constructive Mathematics and Functional Programming (Abstract).- Static Analysis.- Ranking Abstractions.- Non-disjunctive Numerical Domain for Array Predicate Abstraction.- Upper Adjoints for Fast Inter-procedural Variable Equalities.- Cover Algorithms and Their Combination.- Security I.- Tapido: Trust and Authorization Via Provenance and Integrity in Distributed Objects (Extended Abstract).- Linear Declassification.- Just Forget It - The Semantics and Enforcement of Information Erasure.- Concurrency.- Open Bisimulation for the Concurrent Constraint Pi-Calculus.- The Conversation Calculus: A Model of Service-Oriented Computation.- Inferring Channel Buffer Bounds Via Linear Programming.- ETAPS Invited Talk.- Verification of Higher-Order Computation: A Game-Semantic Approach.- Program Verification.- Verification of Equivalent-Results Methods.- Semi-persistent Data Structures.- A Realizability Model for Impredicative Hoare Type Theory.- Oracle Semantics for Concurrent Separation Logic.- Security II.- Certificate Translation in Abstract Interpretation.- A Formal Implementation of Value Commitment.